199385511

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{21391}}^1$

素因数の和:21646

約数の個数: 16

約数和(自身を含む): 287508480

約数和(自身を除く): 88122969

約数列:

[1, 3, 13, 39, 239, 717, 3107, 9321, 21391, 64173, 278083, 834249, 5112449, 15337347, 66461837, 199385511]

約数ペア:

[(1, 199385511), (3, 66461837), (13, 15337347), (39, 5112449), (239, 834249), (717, 278083), (3107, 64173), (9321, 21391)]