2558415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 4423680

約数和(自身を除く): 1865265

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 127, 237, 255, 381, 395, 635, 1185, 1343, 1905, 2159, 4029, 6477, 6715, 10033, 10795, 20145, 30099, 32385, 50165, 150495, 170561, 511683, 852805, 2558415]

約数ペア:

[(1, 2558415), (3, 852805), (5, 511683), (15, 170561), (17, 150495), (51, 50165), (79, 32385), (85, 30099), (127, 20145), (237, 10795), (255, 10033), (381, 6715), (395, 6477), (635, 4029), (1185, 2159), (1343, 1905)]