78282456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3557}}^1$

素因数の和:3704

約数の個数: 64

約数和(自身を含む): 225434880

約数和(自身を除く): 147152424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1572, 1834, 2751, 3144, 3557, 3668, 5502, 7114, 7336, 10671, 11004, 14228, 21342, 22008, 24899, 28456, 42684, 49798, 74697, 85368, 99596, 149394, 199192, 298788, 465967, 597576, 931934, 1397901, 1863868, 2795802, 3261769, 3727736, 5591604, 6523538, 9785307, 11183208, 13047076, 19570614, 26094152, 39141228, 78282456]

約数ペア:

[(1, 78282456), (2, 39141228), (3, 26094152), (4, 19570614), (6, 13047076), (7, 11183208), (8, 9785307), (12, 6523538), (14, 5591604), (21, 3727736), (24, 3261769), (28, 2795802), (42, 1863868), (56, 1397901), (84, 931934), (131, 597576), (168, 465967), (262, 298788), (393, 199192), (524, 149394), (786, 99596), (917, 85368), (1048, 74697), (1572, 49798), (1834, 42684), (2751, 28456), (3144, 24899), (3557, 22008), (3668, 21342), (5502, 14228), (7114, 11004), (7336, 10671)]