644274

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 40

約数和(自身を含む): 1494108

約数和(自身を除く): 849834

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 97, 123, 162, 194, 246, 291, 369, 582, 738, 873, 1107, 1746, 2214, 2619, 3321, 3977, 5238, 6642, 7857, 7954, 11931, 15714, 23862, 35793, 71586, 107379, 214758, 322137, 644274]

約数ペア:

[(1, 644274), (2, 322137), (3, 214758), (6, 107379), (9, 71586), (18, 35793), (27, 23862), (41, 15714), (54, 11931), (81, 7954), (82, 7857), (97, 6642), (123, 5238), (162, 3977), (194, 3321), (246, 2619), (291, 2214), (369, 1746), (582, 1107), (738, 873)]