855400385

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{842759}}^1$

素因数の和:842800

約数の個数: 16

約数和(自身を含む): 1213574400

約数和(自身を除く): 358174015

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 842759, 4213795, 5899313, 24440011, 29496565, 122200055, 171080077, 855400385]

約数ペア:

[(1, 855400385), (5, 171080077), (7, 122200055), (29, 29496565), (35, 24440011), (145, 5899313), (203, 4213795), (1015, 842759)]