261004815

素因数分解:

$3^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{5737}}^1$

素因数の和:6088

約数の個数: 32

約数和(自身を含む): 465466560

約数和(自身を除く): 204461745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 337, 1011, 1685, 3033, 5055, 5737, 9099, 15165, 17211, 28685, 45495, 51633, 86055, 154899, 258165, 774495, 1933369, 5800107, 9666845, 17400321, 29000535, 52200963, 87001605, 261004815]

約数ペア:

[(1, 261004815), (3, 87001605), (5, 52200963), (9, 29000535), (15, 17400321), (27, 9666845), (45, 5800107), (135, 1933369), (337, 774495), (1011, 258165), (1685, 154899), (3033, 86055), (5055, 51633), (5737, 45495), (9099, 28685), (15165, 17211)]