25760961

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 38961000

約数和(自身を除く): 13200039

約数列:

[1, 3, 9, 29, 87, 89, 261, 267, 801, 1109, 2581, 3327, 7743, 9981, 23229, 32161, 96483, 98701, 289449, 296103, 888309, 2862329, 8586987, 25760961]

約数ペア:

[(1, 25760961), (3, 8586987), (9, 2862329), (29, 888309), (87, 296103), (89, 289449), (261, 98701), (267, 96483), (801, 32161), (1109, 23229), (2581, 9981), (3327, 7743)]