28618905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16033}}^1$

素因数の和:16065

約数の個数: 32

約数和(自身を含む): 55413504

約数和(自身を除く): 26794599

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 16033, 48099, 80165, 112231, 240495, 272561, 336693, 561155, 817683, 1362805, 1683465, 1907927, 4088415, 5723781, 9539635, 28618905]

約数ペア:

[(1, 28618905), (3, 9539635), (5, 5723781), (7, 4088415), (15, 1907927), (17, 1683465), (21, 1362805), (35, 817683), (51, 561155), (85, 336693), (105, 272561), (119, 240495), (255, 112231), (357, 80165), (595, 48099), (1785, 16033)]