28148328

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 91400400

約数和(自身を除く): 63252072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 29, 34, 36, 39, 51, 52, 58, 61, 68, 72, 78, 87, 102, 104, 116, 117, 122, 136, 153, 156, 174, 183, 204, 221, 232, 234, 244, 261, 306, 312, 348, 366, 377, 408, 442, 468, 488, 493, 522, 549, 612, 663, 696, 732, 754, 793, 884, 936, 986, 1037, 1044, 1098, 1131, 1224, 1326, 1464, 1479, 1508, 1586, 1768, 1769, 1972, 1989, 2074, 2088, 2196, 2262, 2379, 2652, 2958, 3016, 3111, 3172, 3393, 3538, 3944, 3978, 4148, 4392, 4437, 4524, 4758, 5304, 5307, 5916, 6222, 6344, 6409, 6786, 7076, 7137, 7956, 8296, 8874, 9048, 9333, 9516, 10614, 11832, 12444, 12818, 13481, 13572, 14152, 14274, 15912, 15921, 17748, 18666, 19032, 19227, 21228, 22997, 24888, 25636, 26962, 27144, 28548, 30073, 31842, 35496, 37332, 38454, 40443, 42456, 45994, 51272, 53924, 57096, 57681, 60146, 63684, 68991, 74664, 76908, 80886, 90219, 91988, 107848, 115362, 120292, 121329, 127368, 137982, 153816, 161772, 180438, 183976, 206973, 230724, 240584, 242658, 270657, 275964, 323544, 360876, 390949, 413946, 461448, 485316, 541314, 551928, 721752, 781898, 827892, 970632, 1082628, 1172847, 1563796, 1655784, 2165256, 2345694, 3127592, 3518541, 4691388, 7037082, 9382776, 14074164, 28148328]

約数ペア:

[(1, 28148328), (2, 14074164), (3, 9382776), (4, 7037082), (6, 4691388), (8, 3518541), (9, 3127592), (12, 2345694), (13, 2165256), (17, 1655784), (18, 1563796), (24, 1172847), (26, 1082628), (29, 970632), (34, 827892), (36, 781898), (39, 721752), (51, 551928), (52, 541314), (58, 485316), (61, 461448), (68, 413946), (72, 390949), (78, 360876), (87, 323544), (102, 275964), (104, 270657), (116, 242658), (117, 240584), (122, 230724), (136, 206973), (153, 183976), (156, 180438), (174, 161772), (183, 153816), (204, 137982), (221, 127368), (232, 121329), (234, 120292), (244, 115362), (261, 107848), (306, 91988), (312, 90219), (348, 80886), (366, 76908), (377, 74664), (408, 68991), (442, 63684), (468, 60146), (488, 57681), (493, 57096), (522, 53924), (549, 51272), (612, 45994), (663, 42456), (696, 40443), (732, 38454), (754, 37332), (793, 35496), (884, 31842), (936, 30073), (986, 28548), (1037, 27144), (1044, 26962), (1098, 25636), (1131, 24888), (1224, 22997), (1326, 21228), (1464, 19227), (1479, 19032), (1508, 18666), (1586, 17748), (1768, 15921), (1769, 15912), (1972, 14274), (1989, 14152), (2074, 13572), (2088, 13481), (2196, 12818), (2262, 12444), (2379, 11832), (2652, 10614), (2958, 9516), (3016, 9333), (3111, 9048), (3172, 8874), (3393, 8296), (3538, 7956), (3944, 7137), (3978, 7076), (4148, 6786), (4392, 6409), (4437, 6344), (4524, 6222), (4758, 5916), (5304, 5307)]