199425921

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1\times {\mathrm{677}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 268488000

約数和(自身を除く): 69062079

約数列:

[1, 3, 149, 447, 659, 677, 1977, 2031, 98191, 100873, 294573, 302619, 446143, 1338429, 66475307, 199425921]

約数ペア:

[(1, 199425921), (3, 66475307), (149, 1338429), (447, 446143), (659, 302619), (677, 294573), (1977, 100873), (2031, 98191)]