28719936

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 168

約数和(自身を含む): 99852480

約数和(自身を除く): 71132544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 192, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 419, 448, 476, 504, 544, 576, 612, 672, 714, 816, 838, 952, 1008, 1071, 1088, 1224, 1257, 1344, 1428, 1632, 1676, 1904, 2016, 2142, 2448, 2514, 2856, 2933, 3264, 3352, 3771, 3808, 4032, 4284, 4896, 5028, 5712, 5866, 6704, 7123, 7542, 7616, 8568, 8799, 9792, 10056, 11424, 11732, 13408, 14246, 15084, 17136, 17598, 20112, 21369, 22848, 23464, 26397, 26816, 28492, 30168, 34272, 35196, 40224, 42738, 46928, 49861, 52794, 56984, 60336, 64107, 68544, 70392, 80448, 85476, 93856, 99722, 105588, 113968, 120672, 128214, 140784, 149583, 170952, 187712, 199444, 211176, 227936, 241344, 256428, 281568, 299166, 341904, 398888, 422352, 448749, 455872, 512856, 563136, 598332, 683808, 797776, 844704, 897498, 1025712, 1196664, 1367616, 1595552, 1689408, 1794996, 2051424, 2393328, 3191104, 3589992, 4102848, 4786656, 7179984, 9573312, 14359968, 28719936]

約数ペア:

[(1, 28719936), (2, 14359968), (3, 9573312), (4, 7179984), (6, 4786656), (7, 4102848), (8, 3589992), (9, 3191104), (12, 2393328), (14, 2051424), (16, 1794996), (17, 1689408), (18, 1595552), (21, 1367616), (24, 1196664), (28, 1025712), (32, 897498), (34, 844704), (36, 797776), (42, 683808), (48, 598332), (51, 563136), (56, 512856), (63, 455872), (64, 448749), (68, 422352), (72, 398888), (84, 341904), (96, 299166), (102, 281568), (112, 256428), (119, 241344), (126, 227936), (136, 211176), (144, 199444), (153, 187712), (168, 170952), (192, 149583), (204, 140784), (224, 128214), (238, 120672), (252, 113968), (272, 105588), (288, 99722), (306, 93856), (336, 85476), (357, 80448), (408, 70392), (419, 68544), (448, 64107), (476, 60336), (504, 56984), (544, 52794), (576, 49861), (612, 46928), (672, 42738), (714, 40224), (816, 35196), (838, 34272), (952, 30168), (1008, 28492), (1071, 26816), (1088, 26397), (1224, 23464), (1257, 22848), (1344, 21369), (1428, 20112), (1632, 17598), (1676, 17136), (1904, 15084), (2016, 14246), (2142, 13408), (2448, 11732), (2514, 11424), (2856, 10056), (2933, 9792), (3264, 8799), (3352, 8568), (3771, 7616), (3808, 7542), (4032, 7123), (4284, 6704), (4896, 5866), (5028, 5712)]