1022021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 1373568

約数和(自身を除く): 351547

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1021, 7147, 11231, 13273, 78617, 92911, 146003, 1022021]

約数ペア:

[(1, 1022021), (7, 146003), (11, 92911), (13, 78617), (77, 13273), (91, 11231), (143, 7147), (1001, 1021)]