2017800715

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1987981}}^1$

素因数の和:1988022

約数の個数: 16

約数和(自身を含む): 2862694080

約数和(自身を除く): 844893365

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 1987981, 9939905, 13915867, 57651449, 69579335, 288257245, 403560143, 2017800715]

約数ペア:

[(1, 2017800715), (5, 403560143), (7, 288257245), (29, 69579335), (35, 57651449), (145, 13915867), (203, 9939905), (1015, 1987981)]