780259299

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{12689}}^1$

素因数の和:12994

約数の個数: 16

約数和(自身を含む): 1055808000

約数和(自身を除く): 275548701

約数列:

[1, 3, 103, 199, 309, 597, 12689, 20497, 38067, 61491, 1306967, 2525111, 3920901, 7575333, 260086433, 780259299]

約数ペア:

[(1, 780259299), (3, 260086433), (103, 7575333), (199, 3920901), (309, 2525111), (597, 1306967), (12689, 61491), (20497, 38067)]