2291191

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 2954880

約数和(自身を除く): 663689

約数列:

[1, 7, 19, 23, 49, 107, 133, 161, 437, 749, 931, 1127, 2033, 2461, 3059, 5243, 14231, 17227, 21413, 46759, 99617, 120589, 327313, 2291191]

約数ペア:

[(1, 2291191), (7, 327313), (19, 120589), (23, 99617), (49, 46759), (107, 21413), (133, 17227), (161, 14231), (437, 5243), (749, 3059), (931, 2461), (1127, 2033)]