31383131258

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{5431}}^1\times {\mathrm{19391}}^1$

素因数の和:24973

約数の個数: 16

約数和(自身を含む): 47401804800

約数和(自身を除く): 16018673542

約数列:

[1, 2, 149, 298, 5431, 10862, 19391, 38782, 809219, 1618438, 2889259, 5778518, 105312521, 210625042, 15691565629, 31383131258]

約数ペア:

[(1, 31383131258), (2, 15691565629), (149, 210625042), (298, 105312521), (5431, 5778518), (10862, 2889259), (19391, 1618438), (38782, 809219)]