27900825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 49639680

約数和(自身を除く): 21738855

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 277, 395, 425, 831, 1185, 1275, 1343, 1385, 1975, 4029, 4155, 4709, 5925, 6715, 6925, 14127, 20145, 20775, 21883, 23545, 33575, 65649, 70635, 100725, 109415, 117725, 328245, 353175, 372011, 547075, 1116033, 1641225, 1860055, 5580165, 9300275, 27900825]

約数ペア:

[(1, 27900825), (3, 9300275), (5, 5580165), (15, 1860055), (17, 1641225), (25, 1116033), (51, 547075), (75, 372011), (79, 353175), (85, 328245), (237, 117725), (255, 109415), (277, 100725), (395, 70635), (425, 65649), (831, 33575), (1185, 23545), (1275, 21883), (1343, 20775), (1385, 20145), (1975, 14127), (4029, 6925), (4155, 6715), (4709, 5925)]