290412862

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{12547}}^1$

素因数の和:12783

約数の個数: 16

約数和(自身を含む): 444500352

約数和(自身を除く): 154087490

約数列:

[1, 2, 71, 142, 163, 326, 11573, 12547, 23146, 25094, 890837, 1781674, 2045161, 4090322, 145206431, 290412862]

約数ペア:

[(1, 290412862), (2, 145206431), (71, 4090322), (142, 2045161), (163, 1781674), (326, 890837), (11573, 25094), (12547, 23146)]