2220389619

素因数分解:

$3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{381707}}^1$

素因数の和:381994

約数の個数: 16

約数和(自身を含む): 3395674368

約数和(自身を除く): 1175284749

約数列:

[1, 3, 7, 21, 277, 831, 1939, 5817, 381707, 1145121, 2671949, 8015847, 105732839, 317198517, 740129873, 2220389619]

約数ペア:

[(1, 2220389619), (3, 740129873), (7, 317198517), (21, 105732839), (277, 8015847), (831, 2671949), (1939, 1145121), (5817, 381707)]