1613265

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 2604096

約数和(自身を除く): 990831

約数列:

[1, 3, 5, 15, 131, 393, 655, 821, 1965, 2463, 4105, 12315, 107551, 322653, 537755, 1613265]

約数ペア:

[(1, 1613265), (3, 537755), (5, 322653), (15, 107551), (131, 12315), (393, 4105), (655, 2463), (821, 1965)]