81497229

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 121228800

約数和(自身を除く): 39731571

約数列:

[1, 3, 11, 33, 109, 139, 163, 327, 417, 489, 1199, 1529, 1793, 3597, 4587, 5379, 15151, 17767, 22657, 45453, 53301, 67971, 166661, 195437, 249227, 499983, 586311, 747681, 2469613, 7408839, 27165743, 81497229]

約数ペア:

[(1, 81497229), (3, 27165743), (11, 7408839), (33, 2469613), (109, 747681), (139, 586311), (163, 499983), (327, 249227), (417, 195437), (489, 166661), (1199, 67971), (1529, 53301), (1793, 45453), (3597, 22657), (4587, 17767), (5379, 15151)]