9875313

素因数分解:

$3^2\times 7^4\times {\mathrm{457}}^1$

素因数の和:491

約数の個数: 30

約数和(自身を含む): 16677154

約数和(自身を除く): 6801841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 457, 1029, 1371, 2401, 3087, 3199, 4113, 7203, 9597, 21609, 22393, 28791, 67179, 156751, 201537, 470253, 1097257, 1410759, 3291771, 9875313]

約数ペア:

[(1, 9875313), (3, 3291771), (7, 1410759), (9, 1097257), (21, 470253), (49, 201537), (63, 156751), (147, 67179), (343, 28791), (441, 22393), (457, 21609), (1029, 9597), (1371, 7203), (2401, 4113), (3087, 3199)]