138470445

素因数分解:

$3^3\times 5^1\times {\mathrm{1025707}}^1$

素因数の和:1025721

約数の個数: 16

約数和(自身を含む): 246169920

約数和(自身を除く): 107699475

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1025707, 3077121, 5128535, 9231363, 15385605, 27694089, 46156815, 138470445]

約数ペア:

[(1, 138470445), (3, 46156815), (5, 27694089), (9, 15385605), (15, 9231363), (27, 5128535), (45, 3077121), (135, 1025707)]