28581454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{76421}}^1$

素因数の和:76451

約数の個数: 16

約数和(自身を含む): 49521456

約数和(自身を除く): 20940002

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 76421, 152842, 840631, 1299157, 1681262, 2598314, 14290727, 28581454]

約数ペア:

[(1, 28581454), (2, 14290727), (11, 2598314), (17, 1681262), (22, 1299157), (34, 840631), (187, 152842), (374, 76421)]