228501

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 40

約数和(自身を含む): 433664

約数和(自身を除く): 205163

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 81, 91, 93, 117, 189, 217, 273, 279, 351, 403, 567, 651, 819, 837, 1053, 1209, 1953, 2457, 2511, 2821, 3627, 5859, 7371, 8463, 10881, 17577, 25389, 32643, 76167, 228501]

約数ペア:

[(1, 228501), (3, 76167), (7, 32643), (9, 25389), (13, 17577), (21, 10881), (27, 8463), (31, 7371), (39, 5859), (63, 3627), (81, 2821), (91, 2511), (93, 2457), (117, 1953), (189, 1209), (217, 1053), (273, 837), (279, 819), (351, 651), (403, 567)]