51495717

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{26947}}^1$

素因数の和:26977

約数の個数: 24

約数和(自身を含む): 86018016

約数和(自身を除く): 34522299

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 26947, 80841, 188629, 350311, 565887, 1050933, 1320403, 2452177, 3961209, 7356531, 17165239, 51495717]

約数ペア:

[(1, 51495717), (3, 17165239), (7, 7356531), (13, 3961209), (21, 2452177), (39, 1320403), (49, 1050933), (91, 565887), (147, 350311), (273, 188629), (637, 80841), (1911, 26947)]