13081719

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4547}}^1$

素因数の和:4694

約数の個数: 16

約数和(自身を含む): 20083968

約数和(自身を除く): 7002249

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 4547, 13641, 31829, 95487, 622939, 1868817, 4360573, 13081719]

約数ペア:

[(1, 13081719), (3, 4360573), (7, 1868817), (21, 622939), (137, 95487), (411, 31829), (959, 13641), (2877, 4547)]