142117885

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{44621}}^1$

素因数の和:44653

約数の個数: 24

約数和(自身を含む): 213650136

約数和(自身を除く): 71532251

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 44621, 223105, 312347, 580073, 1561735, 2186429, 2900365, 4060511, 10932145, 20302555, 28423577, 142117885]

約数ペア:

[(1, 142117885), (5, 28423577), (7, 20302555), (13, 10932145), (35, 4060511), (49, 2900365), (65, 2186429), (91, 1561735), (245, 580073), (455, 312347), (637, 223105), (3185, 44621)]