207903423

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{108793}}^1$

素因数の和:108823

約数の個数: 24

約数和(自身を含む): 347270448

約数和(自身を除く): 139367025

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 108793, 326379, 761551, 1414309, 2284653, 4242927, 5330857, 9900163, 15992571, 29700489, 69301141, 207903423]

約数ペア:

[(1, 207903423), (3, 69301141), (7, 29700489), (13, 15992571), (21, 9900163), (39, 5330857), (49, 4242927), (91, 2284653), (147, 1414309), (273, 761551), (637, 326379), (1911, 108793)]