31245831

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{3539}}^1$

素因数の和:3660

約数の個数: 20

約数和(自身を含む): 47117400

約数和(自身を除く): 15871569

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 3539, 8829, 10617, 31851, 95553, 286659, 385751, 1157253, 3471759, 10415277, 31245831]

約数ペア:

[(1, 31245831), (3, 10415277), (9, 3471759), (27, 1157253), (81, 385751), (109, 286659), (327, 95553), (981, 31851), (2943, 10617), (3539, 8829)]