8918343

素因数分解:

$3^5\times 7^3\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 6806457

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 107, 147, 189, 243, 321, 343, 441, 567, 749, 963, 1029, 1323, 1701, 2247, 2889, 3087, 3969, 5243, 6741, 8667, 9261, 11907, 15729, 20223, 26001, 27783, 36701, 47187, 60669, 83349, 110103, 141561, 182007, 330309, 424683, 990927, 1274049, 2972781, 8918343]

約数ペア:

[(1, 8918343), (3, 2972781), (7, 1274049), (9, 990927), (21, 424683), (27, 330309), (49, 182007), (63, 141561), (81, 110103), (107, 83349), (147, 60669), (189, 47187), (243, 36701), (321, 27783), (343, 26001), (441, 20223), (567, 15729), (749, 11907), (963, 9261), (1029, 8667), (1323, 6741), (1701, 5243), (2247, 3969), (2889, 3087)]