208726203

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1627}}^1$

素因数の和:1827

約数の個数: 32

約数和(自身を含む): 328204800

約数和(自身を除く): 119478597

約数列:

[1, 3, 7, 21, 41, 123, 149, 287, 447, 861, 1043, 1627, 3129, 4881, 6109, 11389, 18327, 34167, 42763, 66707, 128289, 200121, 242423, 466949, 727269, 1400847, 1696961, 5090883, 9939343, 29818029, 69575401, 208726203]

約数ペア:

[(1, 208726203), (3, 69575401), (7, 29818029), (21, 9939343), (41, 5090883), (123, 1696961), (149, 1400847), (287, 727269), (447, 466949), (861, 242423), (1043, 200121), (1627, 128289), (3129, 66707), (4881, 42763), (6109, 34167), (11389, 18327)]