3980320393

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{27431}}^1$

素因数の和:28548

約数の個数: 16

約数和(自身を含む): 4792919040

約数和(自身を除く): 812598647

約数列:

[1, 7, 19, 133, 1091, 7637, 20729, 27431, 145103, 192017, 521189, 3648323, 29927221, 209490547, 568617199, 3980320393]

約数ペア:

[(1, 3980320393), (7, 568617199), (19, 209490547), (133, 29927221), (1091, 3648323), (7637, 521189), (20729, 192017), (27431, 145103)]