261769251

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{106801}}^1$

素因数の和:106866

約数の個数: 16

約数和(自身を含む): 375943040

約数和(自身を除く): 114173789

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 106801, 320403, 2029219, 4592443, 6087657, 13777329, 87256417, 261769251]

約数ペア:

[(1, 261769251), (3, 87256417), (19, 13777329), (43, 6087657), (57, 4592443), (129, 2029219), (817, 320403), (2451, 106801)]