199445905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{22549}}^1$

素因数の和:22644

約数の個数: 16

約数和(自身を含む): 251658000

約数和(自身を除く): 52212095

約数列:

[1, 5, 29, 61, 145, 305, 1769, 8845, 22549, 112745, 653921, 1375489, 3269605, 6877445, 39889181, 199445905]

約数ペア:

[(1, 199445905), (5, 39889181), (29, 6877445), (61, 3269605), (145, 1375489), (305, 653921), (1769, 112745), (8845, 22549)]