28757386

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{367}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 51402240

約数和(自身を除く): 22644854

約数列:

[1, 2, 7, 14, 29, 58, 193, 203, 367, 386, 406, 734, 1351, 2569, 2702, 5138, 5597, 10643, 11194, 21286, 39179, 70831, 74501, 78358, 141662, 149002, 495817, 991634, 2054099, 4108198, 14378693, 28757386]

約数ペア:

[(1, 28757386), (2, 14378693), (7, 4108198), (14, 2054099), (29, 991634), (58, 495817), (193, 149002), (203, 141662), (367, 78358), (386, 74501), (406, 70831), (734, 39179), (1351, 21286), (2569, 11194), (2702, 10643), (5138, 5597)]