128702978

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1\times {\mathrm{1733}}^1$

素因数の和:2329

約数の個数: 16

約数和(自身を含む): 196261056

約数和(自身を除く): 67558078

約数列:

[1, 2, 71, 142, 523, 1046, 1733, 3466, 37133, 74266, 123043, 246086, 906359, 1812718, 64351489, 128702978]

約数ペア:

[(1, 128702978), (2, 64351489), (71, 1812718), (142, 906359), (523, 246086), (1046, 123043), (1733, 74266), (3466, 37133)]