86780812

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{1789}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 155071280

約数和(自身を除く): 68290468

約数列:

[1, 2, 4, 67, 134, 181, 268, 362, 724, 1789, 3578, 7156, 12127, 24254, 48508, 119863, 239726, 323809, 479452, 647618, 1295236, 21695203, 43390406, 86780812]

約数ペア:

[(1, 86780812), (2, 43390406), (4, 21695203), (67, 1295236), (134, 647618), (181, 479452), (268, 323809), (362, 239726), (724, 119863), (1789, 48508), (3578, 24254), (7156, 12127)]