1947465

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3353

約数の個数: 24

約数和(自身を含む): 3636360

約数和(自身を除く): 1688895

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 3329, 9987, 16645, 29961, 43277, 49935, 129831, 149805, 216385, 389493, 649155, 1947465]

約数ペア:

[(1, 1947465), (3, 649155), (5, 389493), (9, 216385), (13, 149805), (15, 129831), (39, 49935), (45, 43277), (65, 29961), (117, 16645), (195, 9987), (585, 3329)]