258306885

素因数分解:

$3^2\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{4663}}^1$

素因数の和:5905

約数の個数: 24

約数和(自身を含む): 448191744

約数和(自身を除く): 189884859

約数列:

[1, 3, 5, 9, 15, 45, 1231, 3693, 4663, 6155, 11079, 13989, 18465, 23315, 41967, 55395, 69945, 209835, 5740153, 17220459, 28700765, 51661377, 86102295, 258306885]

約数ペア:

[(1, 258306885), (3, 86102295), (5, 51661377), (9, 28700765), (15, 17220459), (45, 5740153), (1231, 209835), (3693, 69945), (4663, 55395), (6155, 41967), (11079, 23315), (13989, 18465)]