13137471

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{2749}}^1$

素因数の和:2820

約数の個数: 20

約数和(自身を含む): 19965000

約数和(自身を除く): 6827529

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 2749, 4779, 8247, 24741, 74223, 162191, 222669, 486573, 1459719, 4379157, 13137471]

約数ペア:

[(1, 13137471), (3, 4379157), (9, 1459719), (27, 486573), (59, 222669), (81, 162191), (177, 74223), (531, 24741), (1593, 8247), (2749, 4779)]