31771647

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 46846800

約数和(自身を除く): 15075153

約数列:

[1, 3, 9, 109, 139, 233, 327, 417, 699, 981, 1251, 2097, 15151, 25397, 32387, 45453, 76191, 97161, 136359, 228573, 291483, 3530183, 10590549, 31771647]

約数ペア:

[(1, 31771647), (3, 10590549), (9, 3530183), (109, 291483), (139, 228573), (233, 136359), (327, 97161), (417, 76191), (699, 45453), (981, 32387), (1251, 25397), (2097, 15151)]