28739438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8311}}^1$

素因数の和:8352

約数の個数: 32

約数和(自身を含む): 55856640

約数和(自身を除く): 27117202

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8311, 16622, 58177, 108043, 116354, 157909, 216086, 315818, 756301, 1105363, 1512602, 2052817, 2210726, 4105634, 14369719, 28739438]

約数ペア:

[(1, 28739438), (2, 14369719), (7, 4105634), (13, 2210726), (14, 2052817), (19, 1512602), (26, 1105363), (38, 756301), (91, 315818), (133, 216086), (182, 157909), (247, 116354), (266, 108043), (494, 58177), (1729, 16622), (3458, 8311)]