203619481

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 227681280

約数和(自身を除く): 24061799

約数列:

[1, 13, 53, 127, 169, 179, 689, 1651, 2327, 6731, 8957, 9487, 21463, 22733, 30251, 87503, 123331, 295529, 1137539, 1204849, 1603303, 3841877, 15663037, 203619481]

約数ペア:

[(1, 203619481), (13, 15663037), (53, 3841877), (127, 1603303), (169, 1204849), (179, 1137539), (689, 295529), (1651, 123331), (2327, 87503), (6731, 30251), (8957, 22733), (9487, 21463)]