27883575

素因数分解:

$3^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 51856800

約数和(自身を除く): 23973225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 101, 135, 225, 303, 409, 505, 675, 909, 1227, 1515, 2045, 2525, 2727, 3681, 4545, 6135, 7575, 10225, 11043, 13635, 18405, 22725, 30675, 41309, 55215, 68175, 92025, 123927, 206545, 276075, 371781, 619635, 1032725, 1115343, 1858905, 3098175, 5576715, 9294525, 27883575]

約数ペア:

[(1, 27883575), (3, 9294525), (5, 5576715), (9, 3098175), (15, 1858905), (25, 1115343), (27, 1032725), (45, 619635), (75, 371781), (101, 276075), (135, 206545), (225, 123927), (303, 92025), (409, 68175), (505, 55215), (675, 41309), (909, 30675), (1227, 22725), (1515, 18405), (2045, 13635), (2525, 11043), (2727, 10225), (3681, 7575), (4545, 6135)]