4025021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4021}}^1$

素因数の和:4052

約数の個数: 16

約数和(自身を含む): 5405568

約数和(自身を除く): 1380547

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 4021, 28147, 44231, 52273, 309617, 365911, 575003, 4025021]

約数ペア:

[(1, 4025021), (7, 575003), (11, 365911), (13, 309617), (77, 52273), (91, 44231), (143, 28147), (1001, 4021)]