642176638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{27611}}^1$

素因数の和:28043

約数の個数: 16

約数和(自身を含む): 999002160

約数和(自身を除く): 356825522

約数列:

[1, 2, 29, 58, 401, 802, 11629, 23258, 27611, 55222, 800719, 1601438, 11072011, 22144022, 321088319, 642176638]

約数ペア:

[(1, 642176638), (2, 321088319), (29, 22144022), (58, 11072011), (401, 1601438), (802, 800719), (11629, 55222), (23258, 27611)]