28128058

素因数分解:

$2^1\times 7^3\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 49737600

約数和(自身を除く): 21609542

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 313, 343, 626, 686, 917, 1834, 2191, 4382, 6419, 12838, 15337, 30674, 41003, 44933, 82006, 89866, 107359, 214718, 287021, 574042, 2009147, 4018294, 14064029, 28128058]

約数ペア:

[(1, 28128058), (2, 14064029), (7, 4018294), (14, 2009147), (49, 574042), (98, 287021), (131, 214718), (262, 107359), (313, 89866), (343, 82006), (626, 44933), (686, 41003), (917, 30674), (1834, 15337), (2191, 12838), (4382, 6419)]