127988902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{7603}}^1$

素因数の和:8067

約数の個数: 16

約数和(自身を含む): 202570560

約数和(自身を除く): 74581658

約数列:

[1, 2, 19, 38, 443, 886, 7603, 8417, 15206, 16834, 144457, 288914, 3368129, 6736258, 63994451, 127988902]

約数ペア:

[(1, 127988902), (2, 63994451), (19, 6736258), (38, 3368129), (443, 288914), (886, 144457), (7603, 16834), (8417, 15206)]