391310075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2311}}^1$

素因数の和:2855

約数の個数: 24

約数和(自身を含む): 523778976

約数和(自身を除く): 132468901

約数列:

[1, 5, 13, 25, 65, 325, 521, 2311, 2605, 6773, 11555, 13025, 30043, 33865, 57775, 150215, 169325, 751075, 1204031, 6020155, 15652403, 30100775, 78262015, 391310075]

約数ペア:

[(1, 391310075), (5, 78262015), (13, 30100775), (25, 15652403), (65, 6020155), (325, 1204031), (521, 751075), (2311, 169325), (2605, 150215), (6773, 57775), (11555, 33865), (13025, 30043)]