1520408313

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{147799}}^1$

素因数の和:147938

約数の個数: 20

約数和(自身を含む): 2289126400

約数和(自身を除く): 768718087

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 147799, 443397, 1330191, 3990573, 11971719, 18770473, 56311419, 168934257, 506802771, 1520408313]

約数ペア:

[(1, 1520408313), (3, 506802771), (9, 168934257), (27, 56311419), (81, 18770473), (127, 11971719), (381, 3990573), (1143, 1330191), (3429, 443397), (10287, 147799)]