2741991

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 4443264

約数和(自身を除く): 1701273

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 811, 1127, 2433, 3381, 5677, 17031, 18653, 39739, 55959, 119217, 130571, 391713, 913997, 2741991]

約数ペア:

[(1, 2741991), (3, 913997), (7, 391713), (21, 130571), (23, 119217), (49, 55959), (69, 39739), (147, 18653), (161, 17031), (483, 5677), (811, 3381), (1127, 2433)]