390939.0000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{857}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 17462016

約数和(自身を除く): 9867282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 211, 422, 633, 857, 1266, 1477, 1714, 2571, 2954, 4431, 5142, 5999, 8862, 11998, 17997, 35994, 180827, 361654, 542481, 1084962, 1265789, 2531578, 3797367, 7594734]

約数ペア:

[(1, 7594734), (2, 3797367), (3, 2531578), (6, 1265789), (7, 1084962), (14, 542481), (21, 361654), (42, 180827), (211, 35994), (422, 17997), (633, 11998), (857, 8862), (1266, 5999), (1477, 5142), (1714, 4431), (2571, 2954)]