78666973

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3163}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 109347840

約数和(自身を除く): 30680867

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1309, 1463, 2261, 3163, 3553, 22141, 24871, 34793, 53771, 60097, 243551, 376397, 420679, 591481, 661067, 1021649, 4140367, 4627469, 7151543, 11238139, 78666973]

約数ペア:

[(1, 78666973), (7, 11238139), (11, 7151543), (17, 4627469), (19, 4140367), (77, 1021649), (119, 661067), (133, 591481), (187, 420679), (209, 376397), (323, 243551), (1309, 60097), (1463, 53771), (2261, 34793), (3163, 24871), (3553, 22141)]