228039903

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{278437}}^1$

素因数の和:278463

約数の個数: 24

約数和(自身を含む): 405405728

約数和(自身を除く): 177365825

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 278437, 835311, 1949059, 2505933, 3619681, 5847177, 10859043, 17541531, 25337767, 32577129, 76013301, 228039903]

約数ペア:

[(1, 228039903), (3, 76013301), (7, 32577129), (9, 25337767), (13, 17541531), (21, 10859043), (39, 5847177), (63, 3619681), (91, 2505933), (117, 1949059), (273, 835311), (819, 278437)]