9810315

素因数分解:

$3^4\times 5^1\times {\mathrm{24223}}^1$

素因数の和:24240

約数の個数: 20

約数和(自身を含む): 17586624

約数和(自身を除く): 7776309

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 24223, 72669, 121115, 218007, 363345, 654021, 1090035, 1962063, 3270105, 9810315]

約数ペア:

[(1, 9810315), (3, 3270105), (5, 1962063), (9, 1090035), (15, 654021), (27, 363345), (45, 218007), (81, 121115), (135, 72669), (405, 24223)]