15940985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1123}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 20393856

約数和(自身を除く): 4452871

約数列:

[1, 5, 17, 85, 167, 835, 1123, 2839, 5615, 14195, 19091, 95455, 187541, 937705, 3188197, 15940985]

約数ペア:

[(1, 15940985), (5, 3188197), (17, 937705), (85, 187541), (167, 95455), (835, 19091), (1123, 14195), (2839, 5615)]