2920905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5017

約数の個数: 24

約数和(自身を含む): 5453448

約数和(自身を除く): 2532543

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 4993, 14979, 24965, 44937, 64909, 74895, 194727, 224685, 324545, 584181, 973635, 2920905]

約数ペア:

[(1, 2920905), (3, 973635), (5, 584181), (9, 324545), (13, 224685), (15, 194727), (39, 74895), (45, 64909), (65, 44937), (117, 24965), (195, 14979), (585, 4993)]