2028825

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 3714048

約数和(自身を除く): 1685223

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 127, 213, 225, 355, 381, 635, 639, 1065, 1143, 1775, 1905, 3175, 3195, 5325, 5715, 9017, 9525, 15975, 27051, 28575, 45085, 81153, 135255, 225425, 405765, 676275, 2028825]

約数ペア:

[(1, 2028825), (3, 676275), (5, 405765), (9, 225425), (15, 135255), (25, 81153), (45, 45085), (71, 28575), (75, 27051), (127, 15975), (213, 9525), (225, 9017), (355, 5715), (381, 5325), (635, 3195), (639, 3175), (1065, 1905), (1143, 1775)]