51632721

素因数分解:

$3^4\times 7^2\times {\mathrm{13009}}^1$

素因数の和:13035

約数の個数: 30

約数和(自身を含む): 89729970

約数和(自身を除く): 38097249

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 13009, 39027, 91063, 117081, 273189, 351243, 637441, 819567, 1053729, 1912323, 2458701, 5736969, 7376103, 17210907, 51632721]

約数ペア:

[(1, 51632721), (3, 17210907), (7, 7376103), (9, 5736969), (21, 2458701), (27, 1912323), (49, 1053729), (63, 819567), (81, 637441), (147, 351243), (189, 273189), (441, 117081), (567, 91063), (1323, 39027), (3969, 13009)]