13663715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6830

約数の個数: 16

約数和(自身を含む): 18230016

約数和(自身を除く): 4566301

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 6781, 33905, 88153, 210211, 440765, 1051055, 2732743, 13663715]

約数ペア:

[(1, 13663715), (5, 2732743), (13, 1051055), (31, 440765), (65, 210211), (155, 88153), (403, 33905), (2015, 6781)]