199827405

素因数分解:

$3^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 361757760

約数和(自身を除く): 161930355

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 243, 405, 489, 815, 1009, 1215, 1467, 2445, 3027, 4401, 5045, 7335, 9081, 13203, 15135, 22005, 27243, 39609, 45405, 66015, 81729, 136215, 164467, 198045, 245187, 408645, 493401, 822335, 1225935, 1480203, 2467005, 4440609, 7401015, 13321827, 22203045, 39965481, 66609135, 199827405]

約数ペア:

[(1, 199827405), (3, 66609135), (5, 39965481), (9, 22203045), (15, 13321827), (27, 7401015), (45, 4440609), (81, 2467005), (135, 1480203), (163, 1225935), (243, 822335), (405, 493401), (489, 408645), (815, 245187), (1009, 198045), (1215, 164467), (1467, 136215), (2445, 81729), (3027, 66015), (4401, 45405), (5045, 39609), (7335, 27243), (9081, 22005), (13203, 15135)]