128536697079

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{16065079}}^1$

素因数の和:16065219

約数の個数: 24

約数和(自身を含む): 213858344960

約数和(自身を除く): 85321647881

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 16065079, 48195237, 112455553, 144585711, 337366659, 1012099977, 2040265033, 6120795099, 14281855231, 18362385297, 42845565693, 128536697079]

約数ペア:

[(1, 128536697079), (3, 42845565693), (7, 18362385297), (9, 14281855231), (21, 6120795099), (63, 2040265033), (127, 1012099977), (381, 337366659), (889, 144585711), (1143, 112455553), (2667, 48195237), (8001, 16065079)]