28845621

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 48831328

約数和(自身を除く): 19985707

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 163, 371, 477, 489, 1113, 1141, 1467, 2809, 3339, 3423, 8427, 8639, 10269, 19663, 25281, 25917, 58989, 60473, 77751, 176967, 181419, 457867, 544257, 1373601, 3205069, 4120803, 9615207, 28845621]

約数ペア:

[(1, 28845621), (3, 9615207), (7, 4120803), (9, 3205069), (21, 1373601), (53, 544257), (63, 457867), (159, 181419), (163, 176967), (371, 77751), (477, 60473), (489, 58989), (1113, 25917), (1141, 25281), (1467, 19663), (2809, 10269), (3339, 8639), (3423, 8427)]