81272595

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1433}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 137664000

約数和(自身を除く): 56391405

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 597, 995, 1433, 2985, 3781, 4299, 7165, 11343, 18905, 21495, 27227, 56715, 81681, 136135, 285167, 408405, 855501, 1425835, 4277505, 5418173, 16254519, 27090865, 81272595]

約数ペア:

[(1, 81272595), (3, 27090865), (5, 16254519), (15, 5418173), (19, 4277505), (57, 1425835), (95, 855501), (199, 408405), (285, 285167), (597, 136135), (995, 81681), (1433, 56715), (2985, 27227), (3781, 21495), (4299, 18905), (7165, 11343)]