27172990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4924

約数の個数: 32

約数和(自身を含む): 53909856

約数和(自身を除く): 26736866

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 4861, 5590, 9722, 24305, 48610, 63193, 126386, 209023, 315965, 418046, 631930, 1045115, 2090230, 2717299, 5434598, 13586495, 27172990]

約数ペア:

[(1, 27172990), (2, 13586495), (5, 5434598), (10, 2717299), (13, 2090230), (26, 1045115), (43, 631930), (65, 418046), (86, 315965), (130, 209023), (215, 126386), (430, 63193), (559, 48610), (1118, 24305), (2795, 9722), (4861, 5590)]