812157556

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 1703915136

約数和(自身を除く): 891757580

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 131, 188, 196, 262, 329, 524, 658, 673, 917, 1316, 1346, 1834, 2303, 2692, 3668, 4606, 4711, 6157, 6419, 9212, 9422, 12314, 12838, 18844, 24628, 25676, 31631, 32977, 43099, 63262, 65954, 86198, 88163, 126524, 131908, 172396, 176326, 221417, 301693, 352652, 442834, 603386, 617141, 885668, 1206772, 1234282, 1549919, 2468564, 3099838, 4143661, 4319987, 6199676, 8287322, 8639974, 16574644, 17279948, 29005627, 58011254, 116022508, 203039389, 406078778, 812157556]

約数ペア:

[(1, 812157556), (2, 406078778), (4, 203039389), (7, 116022508), (14, 58011254), (28, 29005627), (47, 17279948), (49, 16574644), (94, 8639974), (98, 8287322), (131, 6199676), (188, 4319987), (196, 4143661), (262, 3099838), (329, 2468564), (524, 1549919), (658, 1234282), (673, 1206772), (917, 885668), (1316, 617141), (1346, 603386), (1834, 442834), (2303, 352652), (2692, 301693), (3668, 221417), (4606, 176326), (4711, 172396), (6157, 131908), (6419, 126524), (9212, 88163), (9422, 86198), (12314, 65954), (12838, 63262), (18844, 43099), (24628, 32977), (25676, 31631)]