81908595

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16699}}^1$

素因数の和:16819

約数の個数: 24

約数和(自身を含む): 143286000

約数和(自身を除く): 61377405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 16699, 50097, 83495, 150291, 250485, 751455, 1820191, 5460573, 9100955, 16381719, 27302865, 81908595]

約数ペア:

[(1, 81908595), (3, 27302865), (5, 16381719), (9, 9100955), (15, 5460573), (45, 1820191), (109, 751455), (327, 250485), (545, 150291), (981, 83495), (1635, 50097), (4905, 16699)]