1791315

素因数分解:

$3^4\times 5^1\times {\mathrm{4423}}^1$

素因数の和:4440

約数の個数: 20

約数和(自身を含む): 3211824

約数和(自身を除く): 1420509

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4423, 13269, 22115, 39807, 66345, 119421, 199035, 358263, 597105, 1791315]

約数ペア:

[(1, 1791315), (3, 597105), (5, 358263), (9, 199035), (15, 119421), (27, 66345), (45, 39807), (81, 22115), (135, 13269), (405, 4423)]