390741045

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{1901}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 637611264

約数和(自身を除く): 246870219

約数列:

[1, 3, 5, 15, 71, 193, 213, 355, 579, 965, 1065, 1901, 2895, 5703, 9505, 13703, 28515, 41109, 68515, 134971, 205545, 366893, 404913, 674855, 1100679, 1834465, 2024565, 5503395, 26049403, 78148209, 130247015, 390741045]

約数ペア:

[(1, 390741045), (3, 130247015), (5, 78148209), (15, 26049403), (71, 5503395), (193, 2024565), (213, 1834465), (355, 1100679), (579, 674855), (965, 404913), (1065, 366893), (1901, 205545), (2895, 134971), (5703, 68515), (9505, 41109), (13703, 28515)]