213740470

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{220351}}^1$

素因数の和:220455

約数の個数: 16

約数和(自身を含む): 388700928

約数和(自身を除く): 174960458

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 220351, 440702, 1101755, 2203510, 21374047, 42748094, 106870235, 213740470]

約数ペア:

[(1, 213740470), (2, 106870235), (5, 42748094), (10, 21374047), (97, 2203510), (194, 1101755), (485, 440702), (970, 220351)]