15326787

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 9556413

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 359, 399, 749, 1077, 2033, 2247, 2513, 6099, 6821, 7539, 14231, 20463, 38413, 42693, 47747, 115239, 143241, 268891, 729847, 806673, 2189541, 5108929, 15326787]

約数ペア:

[(1, 15326787), (3, 5108929), (7, 2189541), (19, 806673), (21, 729847), (57, 268891), (107, 143241), (133, 115239), (321, 47747), (359, 42693), (399, 38413), (749, 20463), (1077, 14231), (2033, 7539), (2247, 6821), (2513, 6099)]