221816530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1706281}}^1$

素因数の和:1706301

約数の個数: 16

約数和(自身を含む): 429983064

約数和(自身を除く): 208166534

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1706281, 3412562, 8531405, 17062810, 22181653, 44363306, 110908265, 221816530]

約数ペア:

[(1, 221816530), (2, 110908265), (5, 44363306), (10, 22181653), (13, 17062810), (26, 8531405), (65, 3412562), (130, 1706281)]