239899412

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{2909}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 428992200

約数和(自身を除く): 189092788

約数列:

[1, 2, 4, 53, 106, 212, 389, 778, 1556, 2909, 5818, 11636, 20617, 41234, 82468, 154177, 308354, 616708, 1131601, 2263202, 4526404, 59974853, 119949706, 239899412]

約数ペア:

[(1, 239899412), (2, 119949706), (4, 59974853), (53, 4526404), (106, 2263202), (212, 1131601), (389, 616708), (778, 308354), (1556, 154177), (2909, 82468), (5818, 41234), (11636, 20617)]