3125213

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 3916416

約数和(自身を除く): 791203

約数列:

[1, 7, 13, 61, 91, 427, 563, 793, 3941, 5551, 7319, 34343, 51233, 240401, 446459, 3125213]

約数ペア:

[(1, 3125213), (7, 446459), (13, 240401), (61, 51233), (91, 34343), (427, 7319), (563, 5551), (793, 3941)]