26780247

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{5869}}^1$

素因数の和:5904

約数の個数: 24

約数和(自身を含む): 42968400

約数和(自身を除く): 16188153

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 5869, 17607, 52821, 76297, 158463, 228891, 686673, 991861, 2060019, 2975583, 8926749, 26780247]

約数ペア:

[(1, 26780247), (3, 8926749), (9, 2975583), (13, 2060019), (27, 991861), (39, 686673), (117, 228891), (169, 158463), (351, 76297), (507, 52821), (1521, 17607), (4563, 5869)]