9121147

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 10874304

約数和(自身を除く): 1753157

約数列:

[1, 7, 41, 61, 287, 427, 521, 2501, 3647, 17507, 21361, 31781, 149527, 222467, 1303021, 9121147]

約数ペア:

[(1, 9121147), (7, 1303021), (41, 222467), (61, 149527), (287, 31781), (427, 21361), (521, 17507), (2501, 3647)]