13059215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6481}}^1$

素因数の和:6530

約数の個数: 16

約数和(自身を含む): 17423616

約数和(自身を除く): 4364401

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 6481, 32405, 84253, 200911, 421265, 1004555, 2611843, 13059215]

約数ペア:

[(1, 13059215), (5, 2611843), (13, 1004555), (31, 421265), (65, 200911), (155, 84253), (403, 32405), (2015, 6481)]