12170505

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18869}}^1$

素因数の和:18920

約数の個数: 16

約数和(自身を含む): 19926720

約数和(自身を除く): 7756215

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 18869, 56607, 94345, 283035, 811367, 2434101, 4056835, 12170505]

約数ペア:

[(1, 12170505), (3, 4056835), (5, 2434101), (15, 811367), (43, 283035), (129, 94345), (215, 56607), (645, 18869)]