31229679

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 46566912

約数和(自身を除く): 15337233

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1209, 1987, 5239, 5961, 15717, 25831, 61597, 77493, 184791, 335803, 800761, 1007409, 2402283, 10409893, 31229679]

約数ペア:

[(1, 31229679), (3, 10409893), (13, 2402283), (31, 1007409), (39, 800761), (93, 335803), (169, 184791), (403, 77493), (507, 61597), (1209, 25831), (1987, 15717), (5239, 5961)]