1338011997

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^2\times {\mathrm{1097}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 2049236928

約数和(自身を除く): 711224931

約数列:

[1, 3, 7, 21, 241, 723, 1097, 1687, 3291, 5061, 7679, 23037, 58081, 174243, 264377, 406567, 793131, 1219701, 1850639, 5551917, 63714857, 191144571, 446003999, 1338011997]

約数ペア:

[(1, 1338011997), (3, 446003999), (7, 191144571), (21, 63714857), (241, 5551917), (723, 1850639), (1097, 1219701), (1687, 793131), (3291, 406567), (5061, 264377), (7679, 174243), (23037, 58081)]