15791031

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1572

約数の個数: 20

約数和(自身を含む): 23777952

約数和(自身を除く): 7986921

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 1423, 3699, 4269, 11097, 12807, 38421, 115263, 194951, 584853, 1754559, 5263677, 15791031]

約数ペア:

[(1, 15791031), (3, 5263677), (9, 1754559), (27, 584853), (81, 194951), (137, 115263), (411, 38421), (1233, 12807), (1423, 11097), (3699, 4269)]