128464492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2470471}}^1$

素因数の和:2470488

約数の個数: 12

約数和(自身を含む): 242106256

約数和(自身を除く): 113641764

約数列:

[1, 2, 4, 13, 26, 52, 2470471, 4940942, 9881884, 32116123, 64232246, 128464492]

約数ペア:

[(1, 128464492), (2, 64232246), (4, 32116123), (13, 9881884), (26, 4940942), (52, 2470471)]