204804985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10037}}^1$

素因数の和:10113

約数の個数: 32

約数和(自身を含む): 312221952

約数和(自身を除く): 107416967

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1855, 2915, 4081, 10037, 20405, 50185, 70259, 110407, 351295, 531961, 552035, 772849, 2659805, 3723727, 3864245, 5851571, 18618635, 29257855, 40960997, 204804985]

約数ペア:

[(1, 204804985), (5, 40960997), (7, 29257855), (11, 18618635), (35, 5851571), (53, 3864245), (55, 3723727), (77, 2659805), (265, 772849), (371, 552035), (385, 531961), (583, 351295), (1855, 110407), (2915, 70259), (4081, 50185), (10037, 20405)]