259780246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 430811136

約数和(自身を除く): 171030890

約数列:

[1, 2, 11, 22, 191, 211, 293, 382, 422, 586, 2101, 2321, 3223, 4202, 4642, 6446, 40301, 55963, 61823, 80602, 111926, 123646, 443311, 615593, 680053, 886622, 1231186, 1360106, 11808193, 23616386, 129890123, 259780246]

約数ペア:

[(1, 259780246), (2, 129890123), (11, 23616386), (22, 11808193), (191, 1360106), (211, 1231186), (293, 886622), (382, 680053), (422, 615593), (586, 443311), (2101, 123646), (2321, 111926), (3223, 80602), (4202, 61823), (4642, 55963), (6446, 40301)]