4920939

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 7879680

約数和(自身を除く): 2958741

約数列:

[1, 3, 9, 17, 27, 51, 71, 151, 153, 213, 453, 459, 639, 1207, 1359, 1917, 2567, 3621, 4077, 7701, 10721, 10863, 23103, 32163, 32589, 69309, 96489, 182257, 289467, 546771, 1640313, 4920939]

約数ペア:

[(1, 4920939), (3, 1640313), (9, 546771), (17, 289467), (27, 182257), (51, 96489), (71, 69309), (151, 32589), (153, 32163), (213, 23103), (453, 10863), (459, 10721), (639, 7701), (1207, 4077), (1359, 3621), (1917, 2567)]