81366405

素因数分解:

$3^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{3643}}^1$

素因数の和:5140

約数の個数: 16

約数和(自身を含む): 130309440

約数和(自身を除く): 48943035

約数列:

[1, 3, 5, 15, 1489, 3643, 4467, 7445, 10929, 18215, 22335, 54645, 5424427, 16273281, 27122135, 81366405]

約数ペア:

[(1, 81366405), (3, 27122135), (5, 16273281), (15, 5424427), (1489, 54645), (3643, 22335), (4467, 18215), (7445, 10929)]