127935717

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{66947}}^1$

素因数の和:66977

約数の個数: 24

約数和(自身を含む): 213698016

約数和(自身を除く): 85762299

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 66947, 200841, 468629, 870311, 1405887, 2610933, 3280403, 6092177, 9841209, 18276531, 42645239, 127935717]

約数ペア:

[(1, 127935717), (3, 42645239), (7, 18276531), (13, 9841209), (21, 6092177), (39, 3280403), (49, 2610933), (91, 1405887), (147, 870311), (273, 468629), (637, 200841), (1911, 66947)]