2091765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 3822336

約数和(自身を除く): 1730571

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 631, 663, 1105, 1893, 3155, 3315, 8203, 9465, 10727, 24609, 32181, 41015, 53635, 123045, 139451, 160905, 418353, 697255, 2091765]

約数ペア:

[(1, 2091765), (3, 697255), (5, 418353), (13, 160905), (15, 139451), (17, 123045), (39, 53635), (51, 41015), (65, 32181), (85, 24609), (195, 10727), (221, 9465), (255, 8203), (631, 3315), (663, 3155), (1105, 1893)]