13259830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{77999}}^1$

素因数の和:78023

約数の個数: 16

約数和(自身を含む): 25272000

約数和(自身を除く): 12012170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 77999, 155998, 389995, 779990, 1325983, 2651966, 6629915, 13259830]

約数ペア:

[(1, 13259830), (2, 6629915), (5, 2651966), (10, 1325983), (17, 779990), (34, 389995), (85, 155998), (170, 77999)]