31885857

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{709}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 48734400

約数和(自身を除く): 16848543

約数列:

[1, 3, 9, 19, 57, 171, 263, 709, 789, 2127, 2367, 4997, 6381, 13471, 14991, 40413, 44973, 121239, 186467, 559401, 1678203, 3542873, 10628619, 31885857]

約数ペア:

[(1, 31885857), (3, 10628619), (9, 3542873), (19, 1678203), (57, 559401), (171, 186467), (263, 121239), (709, 44973), (789, 40413), (2127, 14991), (2367, 13471), (4997, 6381)]