12280491

素因数分解:

$3^5\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 18620784

約数和(自身を除く): 6340293

約数列:

[1, 3, 9, 27, 81, 97, 243, 291, 521, 873, 1563, 2619, 4689, 7857, 14067, 23571, 42201, 50537, 126603, 151611, 454833, 1364499, 4093497, 12280491]

約数ペア:

[(1, 12280491), (3, 4093497), (9, 1364499), (27, 454833), (81, 151611), (97, 126603), (243, 50537), (291, 42201), (521, 23571), (873, 14067), (1563, 7857), (2619, 4689)]