75047715

素因数分解:

$3^4\times 5^1\times {\mathrm{185303}}^1$

素因数の和:185320

約数の個数: 20

約数和(自身を含む): 134530704

約数和(自身を除く): 59482989

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 185303, 555909, 926515, 1667727, 2779545, 5003181, 8338635, 15009543, 25015905, 75047715]

約数ペア:

[(1, 75047715), (3, 25015905), (5, 15009543), (9, 8338635), (15, 5003181), (27, 2779545), (45, 1667727), (81, 926515), (135, 555909), (405, 185303)]