890494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2381}}^1$

素因数の和:2411

約数の個数: 16

約数和(自身を含む): 1543536

約数和(自身を除く): 653042

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 2381, 4762, 26191, 40477, 52382, 80954, 445247, 890494]

約数ペア:

[(1, 890494), (2, 445247), (11, 80954), (17, 52382), (22, 40477), (34, 26191), (187, 4762), (374, 2381)]