203477461372

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{643916017}}^1$

素因数の和:643916100

約数の個数: 12

約数和(自身を含む): 360592970080

約数和(自身を除く): 157115508708

約数列:

[1, 2, 4, 79, 158, 316, 643916017, 1287832034, 2575664068, 50869365343, 101738730686, 203477461372]

約数ペア:

[(1, 203477461372), (2, 101738730686), (4, 50869365343), (79, 2575664068), (158, 1287832034), (316, 643916017)]