2845125

素因数分解:

$3^4\times 5^3\times {\mathrm{281}}^1$

素因数の和:308

約数の個数: 40

約数和(自身を含む): 5323032

約数和(自身を除く): 2477907

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 281, 375, 405, 675, 843, 1125, 1405, 2025, 2529, 3375, 4215, 7025, 7587, 10125, 12645, 21075, 22761, 35125, 37935, 63225, 105375, 113805, 189675, 316125, 569025, 948375, 2845125]

約数ペア:

[(1, 2845125), (3, 948375), (5, 569025), (9, 316125), (15, 189675), (25, 113805), (27, 105375), (45, 63225), (75, 37935), (81, 35125), (125, 22761), (135, 21075), (225, 12645), (281, 10125), (375, 7587), (405, 7025), (675, 4215), (843, 3375), (1125, 2529), (1405, 2025)]