13127810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21521}}^1$

素因数の和:21589

約数の個数: 16

約数和(自身を含む): 24018552

約数和(自身を除く): 10890742

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 21521, 43042, 107605, 215210, 1312781, 2625562, 6563905, 13127810]

約数ペア:

[(1, 13127810), (2, 6563905), (5, 2625562), (10, 1312781), (61, 215210), (122, 107605), (305, 43042), (610, 21521)]