81304081

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 91179000

約数和(自身を除く): 9874919

約数列:

[1, 17, 29, 89, 109, 289, 493, 1513, 1853, 2581, 3161, 8381, 9701, 25721, 31501, 43877, 53737, 164917, 281329, 745909, 913529, 2803589, 4782593, 81304081]

約数ペア:

[(1, 81304081), (17, 4782593), (29, 2803589), (89, 913529), (109, 745909), (289, 281329), (493, 164917), (1513, 53737), (1853, 43877), (2581, 31501), (3161, 25721), (8381, 9701)]