55737315

素因数分解:

$3^4\times 5^1\times {\mathrm{137623}}^1$

素因数の和:137640

約数の個数: 20

約数和(自身を含む): 99915024

約数和(自身を除く): 44177709

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 137623, 412869, 688115, 1238607, 2064345, 3715821, 6193035, 11147463, 18579105, 55737315]

約数ペア:

[(1, 55737315), (3, 18579105), (5, 11147463), (9, 6193035), (15, 3715821), (27, 2064345), (45, 1238607), (81, 688115), (135, 412869), (405, 137623)]