28788214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{431}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 24627722

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 367, 431, 734, 862, 2569, 3017, 4771, 5138, 5603, 6034, 9542, 11206, 33397, 39221, 66794, 78442, 158177, 316354, 1107239, 2056301, 2214478, 4112602, 14394107, 28788214]

約数ペア:

[(1, 28788214), (2, 14394107), (7, 4112602), (13, 2214478), (14, 2056301), (26, 1107239), (91, 316354), (182, 158177), (367, 78442), (431, 66794), (734, 39221), (862, 33397), (2569, 11206), (3017, 9542), (4771, 6034), (5138, 5603)]