2666140947

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{442807}}^1$

素因数の和:443039

約数の個数: 16

約数和(自身を含む): 3967559680

約数和(自身を除く): 1301418733

約数列:

[1, 3, 9, 27, 223, 669, 2007, 6021, 442807, 1328421, 3985263, 11955789, 98745961, 296237883, 888713649, 2666140947]

約数ペア:

[(1, 2666140947), (3, 888713649), (9, 296237883), (27, 98745961), (223, 11955789), (669, 3985263), (2007, 1328421), (6021, 442807)]