204045985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16787}}^1$

素因数の和:16833

約数の個数: 32

約数和(自身を含む): 304601472

約数和(自身を除く): 100555487

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 16787, 83935, 184657, 218231, 285379, 923285, 1091155, 1426895, 2400541, 3139169, 3709927, 12002705, 15695845, 18549635, 40809197, 204045985]

約数ペア:

[(1, 204045985), (5, 40809197), (11, 18549635), (13, 15695845), (17, 12002705), (55, 3709927), (65, 3139169), (85, 2400541), (143, 1426895), (187, 1091155), (221, 923285), (715, 285379), (935, 218231), (1105, 184657), (2431, 83935), (12155, 16787)]