129398836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149077}}^1$

素因数の和:149119

約数の個数: 24

約数和(自身を含む): 267147776

約数和(自身を除く): 137748940

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 149077, 298154, 596308, 1043539, 2087078, 4174156, 4621387, 9242774, 18485548, 32349709, 64699418, 129398836]

約数ペア:

[(1, 129398836), (2, 64699418), (4, 32349709), (7, 18485548), (14, 9242774), (28, 4621387), (31, 4174156), (62, 2087078), (124, 1043539), (217, 596308), (434, 298154), (868, 149077)]