51143953

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 63471552

約数和(自身を除く): 12327599

約数列:

[1, 7, 19, 37, 133, 259, 361, 547, 703, 2527, 3829, 4921, 10393, 13357, 20239, 72751, 93499, 141673, 197467, 384541, 1382269, 2691787, 7306279, 51143953]

約数ペア:

[(1, 51143953), (7, 7306279), (19, 2691787), (37, 1382269), (133, 384541), (259, 197467), (361, 141673), (547, 93499), (703, 72751), (2527, 20239), (3829, 13357), (4921, 10393)]