905541

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 1548288

約数和(自身を除く): 642747

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 107, 217, 273, 321, 403, 651, 749, 1209, 1391, 2247, 2821, 3317, 4173, 8463, 9737, 9951, 23219, 29211, 43121, 69657, 129363, 301847, 905541]

約数ペア:

[(1, 905541), (3, 301847), (7, 129363), (13, 69657), (21, 43121), (31, 29211), (39, 23219), (91, 9951), (93, 9737), (107, 8463), (217, 4173), (273, 3317), (321, 2821), (403, 2247), (651, 1391), (749, 1209)]