9972315

素因数分解:

$3^4\times 5^1\times {\mathrm{24623}}^1$

素因数の和:24640

約数の個数: 20

約数和(自身を含む): 17877024

約数和(自身を除く): 7904709

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 24623, 73869, 123115, 221607, 369345, 664821, 1108035, 1994463, 3324105, 9972315]

約数ペア:

[(1, 9972315), (3, 3324105), (5, 1994463), (9, 1108035), (15, 664821), (27, 369345), (45, 221607), (81, 123115), (135, 73869), (405, 24623)]