65490538

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{2521}}^1$

素因数の和:2973

約数の個数: 16

約数和(自身を含む): 101687040

約数和(自身を除く): 36196502

約数列:

[1, 2, 31, 62, 419, 838, 2521, 5042, 12989, 25978, 78151, 156302, 1056299, 2112598, 32745269, 65490538]

約数ペア:

[(1, 65490538), (2, 32745269), (31, 2112598), (62, 1056299), (419, 156302), (838, 78151), (2521, 25978), (5042, 12989)]