7439887

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 9720960

約数和(自身を除く): 2281073

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 331, 1183, 1729, 2317, 3211, 4303, 6289, 22477, 30121, 44023, 55939, 81757, 391573, 572299, 1062841, 7439887]

約数ペア:

[(1, 7439887), (7, 1062841), (13, 572299), (19, 391573), (91, 81757), (133, 55939), (169, 44023), (247, 30121), (331, 22477), (1183, 6289), (1729, 4303), (2317, 3211)]