28678077

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 15190083

約数列:

[1, 3, 9, 27, 67, 83, 191, 201, 249, 573, 603, 747, 1719, 1809, 2241, 5157, 5561, 12797, 15853, 16683, 38391, 47559, 50049, 115173, 142677, 150147, 345519, 428031, 1062151, 3186453, 9559359, 28678077]

約数ペア:

[(1, 28678077), (3, 9559359), (9, 3186453), (27, 1062151), (67, 428031), (83, 345519), (191, 150147), (201, 142677), (249, 115173), (573, 50049), (603, 47559), (747, 38391), (1719, 16683), (1809, 15853), (2241, 12797), (5157, 5561)]