28121808

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 90744192

約数和(自身を除く): 62622384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 176, 187, 204, 208, 221, 241, 264, 272, 286, 312, 374, 408, 429, 442, 482, 528, 561, 572, 624, 663, 723, 748, 816, 858, 884, 964, 1122, 1144, 1326, 1446, 1496, 1716, 1768, 1928, 2244, 2288, 2431, 2651, 2652, 2892, 2992, 3133, 3432, 3536, 3856, 4097, 4488, 4862, 5302, 5304, 5784, 6266, 6864, 7293, 7953, 8194, 8976, 9399, 9724, 10604, 10608, 11568, 12291, 12532, 14586, 15906, 16388, 18798, 19448, 21208, 24582, 25064, 29172, 31812, 32776, 34463, 37596, 38896, 42416, 45067, 49164, 50128, 53261, 58344, 63624, 65552, 68926, 75192, 90134, 98328, 103389, 106522, 116688, 127248, 135201, 137852, 150384, 159783, 180268, 196656, 206778, 213044, 270402, 275704, 319566, 360536, 413556, 426088, 540804, 551408, 585871, 639132, 721072, 827112, 852176, 1081608, 1171742, 1278264, 1654224, 1757613, 2163216, 2343484, 2556528, 3515226, 4686968, 7030452, 9373936, 14060904, 28121808]

約数ペア:

[(1, 28121808), (2, 14060904), (3, 9373936), (4, 7030452), (6, 4686968), (8, 3515226), (11, 2556528), (12, 2343484), (13, 2163216), (16, 1757613), (17, 1654224), (22, 1278264), (24, 1171742), (26, 1081608), (33, 852176), (34, 827112), (39, 721072), (44, 639132), (48, 585871), (51, 551408), (52, 540804), (66, 426088), (68, 413556), (78, 360536), (88, 319566), (102, 275704), (104, 270402), (132, 213044), (136, 206778), (143, 196656), (156, 180268), (176, 159783), (187, 150384), (204, 137852), (208, 135201), (221, 127248), (241, 116688), (264, 106522), (272, 103389), (286, 98328), (312, 90134), (374, 75192), (408, 68926), (429, 65552), (442, 63624), (482, 58344), (528, 53261), (561, 50128), (572, 49164), (624, 45067), (663, 42416), (723, 38896), (748, 37596), (816, 34463), (858, 32776), (884, 31812), (964, 29172), (1122, 25064), (1144, 24582), (1326, 21208), (1446, 19448), (1496, 18798), (1716, 16388), (1768, 15906), (1928, 14586), (2244, 12532), (2288, 12291), (2431, 11568), (2651, 10608), (2652, 10604), (2892, 9724), (2992, 9399), (3133, 8976), (3432, 8194), (3536, 7953), (3856, 7293), (4097, 6864), (4488, 6266), (4862, 5784), (5302, 5304)]