397349212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{42689}}^1$

素因数の和:42885

約数の個数: 24

約数和(自身を含む): 753051600

約数和(自身を除く): 355702388

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 4654, 9308, 42689, 85378, 170756, 554957, 1109914, 2219828, 7641331, 15282662, 30565324, 99337303, 198674606, 397349212]

約数ペア:

[(1, 397349212), (2, 198674606), (4, 99337303), (13, 30565324), (26, 15282662), (52, 7641331), (179, 2219828), (358, 1109914), (716, 554957), (2327, 170756), (4654, 85378), (9308, 42689)]