2640306

素因数分解:

$2^1\times 3^1\times {\mathrm{431}}^1\times {\mathrm{1021}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 5298048

約数和(自身を除く): 2657742

約数列:

[1, 2, 3, 6, 431, 862, 1021, 1293, 2042, 2586, 3063, 6126, 440051, 880102, 1320153, 2640306]

約数ペア:

[(1, 2640306), (2, 1320153), (3, 880102), (6, 440051), (431, 6126), (862, 3063), (1021, 2586), (1293, 2042)]