31121132

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27109}}^1$

素因数の和:27161

約数の個数: 24

約数和(自身を含む): 63762720

約数和(自身を除く): 32641588

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 27109, 54218, 108436, 189763, 379526, 759052, 1111469, 2222938, 4445876, 7780283, 15560566, 31121132]

約数ペア:

[(1, 31121132), (2, 15560566), (4, 7780283), (7, 4445876), (14, 2222938), (28, 1111469), (41, 759052), (82, 379526), (164, 189763), (287, 108436), (574, 54218), (1148, 27109)]