28331163

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3779}}^1$

素因数の和:3816

約数の個数: 36

約数和(自身を含む): 50417640

約数和(自身を除く): 22086477

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 3779, 7497, 11337, 26453, 34011, 64243, 79359, 185171, 192729, 238077, 449701, 555513, 578187, 1349103, 1666539, 3147907, 4047309, 9443721, 28331163]

約数ペア:

[(1, 28331163), (3, 9443721), (7, 4047309), (9, 3147907), (17, 1666539), (21, 1349103), (49, 578187), (51, 555513), (63, 449701), (119, 238077), (147, 192729), (153, 185171), (357, 79359), (441, 64243), (833, 34011), (1071, 26453), (2499, 11337), (3779, 7497)]