8726872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 21104640

約数和(自身を除く): 12377768

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 457, 616, 682, 868, 914, 1364, 1736, 1828, 2387, 2728, 3199, 3656, 4774, 5027, 6398, 9548, 10054, 12796, 14167, 19096, 20108, 25592, 28334, 35189, 40216, 56668, 70378, 99169, 113336, 140756, 155837, 198338, 281512, 311674, 396676, 623348, 793352, 1090859, 1246696, 2181718, 4363436, 8726872]

約数ペア:

[(1, 8726872), (2, 4363436), (4, 2181718), (7, 1246696), (8, 1090859), (11, 793352), (14, 623348), (22, 396676), (28, 311674), (31, 281512), (44, 198338), (56, 155837), (62, 140756), (77, 113336), (88, 99169), (124, 70378), (154, 56668), (217, 40216), (248, 35189), (308, 28334), (341, 25592), (434, 20108), (457, 19096), (616, 14167), (682, 12796), (868, 10054), (914, 9548), (1364, 6398), (1736, 5027), (1828, 4774), (2387, 3656), (2728, 3199)]