15988565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3391}}^1$

素因数の和:3460

約数の個数: 16

約数和(自身を含む): 20514816

約数和(自身を除く): 4526251

約数列:

[1, 5, 23, 41, 115, 205, 943, 3391, 4715, 16955, 77993, 139031, 389965, 695155, 3197713, 15988565]

約数ペア:

[(1, 15988565), (5, 3197713), (23, 695155), (41, 389965), (115, 139031), (205, 77993), (943, 16955), (3391, 4715)]