29891187

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:462

約数の個数: 28

約数和(自身を含む): 45302664

約数和(自身を除く): 15411477

約数列:

[1, 3, 9, 27, 81, 131, 243, 313, 393, 729, 939, 1179, 2817, 3537, 8451, 10611, 25353, 31833, 41003, 76059, 95499, 123009, 228177, 369027, 1107081, 3321243, 9963729, 29891187]

約数ペア:

[(1, 29891187), (3, 9963729), (9, 3321243), (27, 1107081), (81, 369027), (131, 228177), (243, 123009), (313, 95499), (393, 76059), (729, 41003), (939, 31833), (1179, 25353), (2817, 10611), (3537, 8451)]