64714251

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{2281}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 100937424

約数和(自身を除く): 36223173

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 1351, 2281, 4053, 6843, 9457, 15967, 28371, 47901, 111769, 335307, 440233, 1320699, 3081631, 9244893, 21571417, 64714251]

約数ペア:

[(1, 64714251), (3, 21571417), (7, 9244893), (21, 3081631), (49, 1320699), (147, 440233), (193, 335307), (579, 111769), (1351, 47901), (2281, 28371), (4053, 15967), (6843, 9457)]