2013903

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 30

約数和(自身を含む): 3211824

約数和(自身を除く): 1197921

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 423, 529, 621, 1081, 1269, 1587, 1863, 3243, 3807, 4761, 9729, 14283, 24863, 29187, 42849, 74589, 87561, 223767, 671301, 2013903]

約数ペア:

[(1, 2013903), (3, 671301), (9, 223767), (23, 87561), (27, 74589), (47, 42849), (69, 29187), (81, 24863), (141, 14283), (207, 9729), (423, 4761), (529, 3807), (621, 3243), (1081, 1863), (1269, 1587)]