12904367

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 15332352

約数和(自身を除く): 2427985

約数列:

[1, 7, 47, 61, 329, 427, 643, 2867, 4501, 20069, 30221, 39223, 211547, 274561, 1843481, 12904367]

約数ペア:

[(1, 12904367), (7, 1843481), (47, 274561), (61, 211547), (329, 39223), (427, 30221), (643, 20069), (2867, 4501)]