1272743145

素因数分解:

$3^3\times 5^1\times {\mathrm{9427727}}^1$

素因数の和:9427741

約数の個数: 16

約数和(自身を含む): 2262654720

約数和(自身を除く): 989911575

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9427727, 28283181, 47138635, 84849543, 141415905, 254548629, 424247715, 1272743145]

約数ペア:

[(1, 1272743145), (3, 424247715), (5, 254548629), (9, 141415905), (15, 84849543), (27, 47138635), (45, 28283181), (135, 9427727)]