1388456419

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{37277}}^1$

素因数の和:37614

約数の個数: 16

約数和(自身を含む): 1685562048

約数和(自身を除く): 297105629

約数列:

[1, 7, 17, 119, 313, 2191, 5321, 37247, 37277, 260939, 633709, 4435963, 11667701, 81673907, 198350917, 1388456419]

約数ペア:

[(1, 1388456419), (7, 198350917), (17, 81673907), (119, 11667701), (313, 4435963), (2191, 633709), (5321, 260939), (37247, 37277)]