397125454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2411}}^1\times {\mathrm{7487}}^1$

素因数の和:9911

約数の個数: 16

約数和(自身を含む): 650198016

約数和(自身を除く): 253072562

約数列:

[1, 2, 11, 22, 2411, 4822, 7487, 14974, 26521, 53042, 82357, 164714, 18051157, 36102314, 198562727, 397125454]

約数ペア:

[(1, 397125454), (2, 198562727), (11, 36102314), (22, 18051157), (2411, 164714), (4822, 82357), (7487, 53042), (14974, 26521)]