2195805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 3801600

約数和(自身を除く): 1605795

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 109, 237, 255, 327, 395, 545, 1185, 1343, 1635, 1853, 4029, 5559, 6715, 8611, 9265, 20145, 25833, 27795, 43055, 129165, 146387, 439161, 731935, 2195805]

約数ペア:

[(1, 2195805), (3, 731935), (5, 439161), (15, 146387), (17, 129165), (51, 43055), (79, 27795), (85, 25833), (109, 20145), (237, 9265), (255, 8611), (327, 6715), (395, 5559), (545, 4029), (1185, 1853), (1343, 1635)]