315035981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 355001472

約数和(自身を除く): 39965491

約数列:

[1, 13, 31, 151, 167, 403, 961, 1963, 2171, 4681, 5177, 12493, 25217, 60853, 67301, 145111, 160487, 327821, 781727, 1886443, 2086331, 10162451, 24233537, 315035981]

約数ペア:

[(1, 315035981), (13, 24233537), (31, 10162451), (151, 2086331), (167, 1886443), (403, 781727), (961, 327821), (1963, 160487), (2171, 145111), (4681, 67301), (5177, 60853), (12493, 25217)]