218608910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{13241}}^1$

素因数の和:13388

約数の個数: 32

約数和(自身を含む): 427133952

約数和(自身を除く): 208525042

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1270, 1651, 3302, 8255, 13241, 16510, 26482, 66205, 132410, 172133, 344266, 860665, 1681607, 1721330, 3363214, 8408035, 16816070, 21860891, 43721782, 109304455, 218608910]

約数ペア:

[(1, 218608910), (2, 109304455), (5, 43721782), (10, 21860891), (13, 16816070), (26, 8408035), (65, 3363214), (127, 1721330), (130, 1681607), (254, 860665), (635, 344266), (1270, 172133), (1651, 132410), (3302, 66205), (8255, 26482), (13241, 16510)]