77856156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{593}}^1$

素因数の和:1131

約数の個数: 72

約数和(自身を含む): 225729504

約数和(自身を除く): 147873348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 593, 1042, 1186, 1563, 1779, 2084, 2372, 3126, 3558, 3647, 4151, 4689, 5337, 6252, 7116, 7294, 8302, 9378, 10674, 10941, 12453, 14588, 16604, 18756, 21348, 21882, 24906, 32823, 37359, 43764, 49812, 65646, 74718, 131292, 149436, 308953, 617906, 926859, 1235812, 1853718, 2162671, 2780577, 3707436, 4325342, 5561154, 6488013, 8650684, 11122308, 12976026, 19464039, 25952052, 38928078, 77856156]

約数ペア:

[(1, 77856156), (2, 38928078), (3, 25952052), (4, 19464039), (6, 12976026), (7, 11122308), (9, 8650684), (12, 6488013), (14, 5561154), (18, 4325342), (21, 3707436), (28, 2780577), (36, 2162671), (42, 1853718), (63, 1235812), (84, 926859), (126, 617906), (252, 308953), (521, 149436), (593, 131292), (1042, 74718), (1186, 65646), (1563, 49812), (1779, 43764), (2084, 37359), (2372, 32823), (3126, 24906), (3558, 21882), (3647, 21348), (4151, 18756), (4689, 16604), (5337, 14588), (6252, 12453), (7116, 10941), (7294, 10674), (8302, 9378)]