2013648903

素因数分解:

$3^6\times 7^1\times {\mathrm{394601}}^1$

素因数の和:394626

約数の個数: 28

約数和(自身を含む): 3450399888

約数和(自身を除く): 1436750985

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 394601, 1183803, 2762207, 3551409, 8286621, 10654227, 24859863, 31962681, 74579589, 95888043, 223738767, 287664129, 671216301, 2013648903]

約数ペア:

[(1, 2013648903), (3, 671216301), (7, 287664129), (9, 223738767), (21, 95888043), (27, 74579589), (63, 31962681), (81, 24859863), (189, 10654227), (243, 8286621), (567, 3551409), (729, 2762207), (1701, 1183803), (5103, 394601)]