129573886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{28807}}^1$

素因数の和:28995

約数の個数: 16

約数和(自身を含む): 210528864

約数和(自身を除く): 80954978

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4498, 28807, 57614, 374491, 748982, 4983611, 9967222, 64786943, 129573886]

約数ペア:

[(1, 129573886), (2, 64786943), (13, 9967222), (26, 4983611), (173, 748982), (346, 374491), (2249, 57614), (4498, 28807)]