206987605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{12101}}^1$

素因数の和:12428

約数の個数: 16

約数和(自身を含む): 271859328

約数和(自身を除く): 64871723

約数列:

[1, 5, 11, 55, 311, 1555, 3421, 12101, 17105, 60505, 133111, 665555, 3763411, 18817055, 41397521, 206987605]

約数ペア:

[(1, 206987605), (5, 41397521), (11, 18817055), (55, 3763411), (311, 665555), (1555, 133111), (3421, 60505), (12101, 17105)]