7137315

素因数分解:

$3^4\times 5^1\times {\mathrm{17623}}^1$

素因数の和:17640

約数の個数: 20

約数和(自身を含む): 12795024

約数和(自身を除く): 5657709

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 17623, 52869, 88115, 158607, 264345, 475821, 793035, 1427463, 2379105, 7137315]

約数ペア:

[(1, 7137315), (3, 2379105), (5, 1427463), (9, 793035), (15, 475821), (27, 264345), (45, 158607), (81, 88115), (135, 52869), (405, 17623)]