490090307

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1427}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 587353536

約数和(自身を除く): 97263229

約数列:

[1, 7, 43, 49, 163, 301, 1141, 1427, 2107, 7009, 7987, 9989, 49063, 61361, 69923, 232601, 343441, 429527, 1628207, 3006689, 10001843, 11397449, 70012901, 490090307]

約数ペア:

[(1, 490090307), (7, 70012901), (43, 11397449), (49, 10001843), (163, 3006689), (301, 1628207), (1141, 429527), (1427, 343441), (2107, 232601), (7009, 69923), (7987, 61361), (9989, 49063)]