256291711

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 301914864

約数和(自身を除く): 45623153

約数列:

[1, 13, 17, 37, 169, 221, 481, 629, 2411, 2873, 6253, 8177, 31343, 40987, 89207, 106301, 407459, 532831, 1159691, 1516519, 6926803, 15075983, 19714747, 256291711]

約数ペア:

[(1, 256291711), (13, 19714747), (17, 15075983), (37, 6926803), (169, 1516519), (221, 1159691), (481, 532831), (629, 407459), (2411, 106301), (2873, 89207), (6253, 40987), (8177, 31343)]