2912081221

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{4639}}^1$

素因数の和:5233

約数の個数: 24

約数和(自身を含む): 3541916160

約数和(自身を除く): 629834939

約数列:

[1, 7, 23, 49, 161, 557, 1127, 3899, 4639, 12811, 27293, 32473, 89677, 106697, 227311, 627739, 746879, 2583923, 5228153, 18087461, 59430229, 126612227, 416011603, 2912081221]

約数ペア:

[(1, 2912081221), (7, 416011603), (23, 126612227), (49, 59430229), (161, 18087461), (557, 5228153), (1127, 2583923), (3899, 746879), (4639, 627739), (12811, 227311), (27293, 106697), (32473, 89677)]