221430715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{7151}}^1$

素因数の和:7730

約数の個数: 16

約数和(自身を含む): 290428416

約数和(自身を除く): 68997701

約数列:

[1, 5, 11, 55, 563, 2815, 6193, 7151, 30965, 35755, 78661, 393305, 4026013, 20130065, 44286143, 221430715]

約数ペア:

[(1, 221430715), (5, 44286143), (11, 20130065), (55, 4026013), (563, 393305), (2815, 78661), (6193, 35755), (7151, 30965)]