489489615

素因数分解:

$3^3\times 5^1\times {\mathrm{3625849}}^1$

素因数の和:3625863

約数の個数: 16

約数和(自身を含む): 870204000

約数和(自身を除く): 380714385

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 3625849, 10877547, 18129245, 32632641, 54387735, 97897923, 163163205, 489489615]

約数ペア:

[(1, 489489615), (3, 163163205), (5, 97897923), (9, 54387735), (15, 32632641), (27, 18129245), (45, 10877547), (135, 3625849)]