16787799

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{607}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 27822080

約数和(自身を除く): 11034281

約数列:

[1, 3, 7, 9, 21, 63, 439, 607, 1317, 1821, 3073, 3951, 4249, 5463, 9219, 12747, 27657, 38241, 266473, 799419, 1865311, 2398257, 5595933, 16787799]

約数ペア:

[(1, 16787799), (3, 5595933), (7, 2398257), (9, 1865311), (21, 799419), (63, 266473), (439, 38241), (607, 27657), (1317, 12747), (1821, 9219), (3073, 5463), (3951, 4249)]