2218307

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 2876160

約数和(自身を除く): 657853

約数列:

[1, 7, 13, 19, 91, 133, 247, 1283, 1729, 8981, 16679, 24377, 116753, 170639, 316901, 2218307]

約数ペア:

[(1, 2218307), (7, 316901), (13, 170639), (19, 116753), (91, 24377), (133, 16679), (247, 8981), (1283, 1729)]