201430719

素因数分解:

$3^6\times 7^2\times {\mathrm{5639}}^1$

素因数の和:5671

約数の個数: 42

約数和(自身を含む): 351377640

約数和(自身を除く): 149946921

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 3969, 5103, 5639, 11907, 16917, 35721, 39473, 50751, 118419, 152253, 276311, 355257, 456759, 828933, 1065771, 1370277, 2486799, 3197313, 4110831, 7460397, 9591939, 22381191, 28775817, 67143573, 201430719]

約数ペア:

[(1, 201430719), (3, 67143573), (7, 28775817), (9, 22381191), (21, 9591939), (27, 7460397), (49, 4110831), (63, 3197313), (81, 2486799), (147, 1370277), (189, 1065771), (243, 828933), (441, 456759), (567, 355257), (729, 276311), (1323, 152253), (1701, 118419), (3969, 50751), (5103, 39473), (5639, 35721), (11907, 16917)]