28609399

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 8928521

約数列:

[1, 7, 13, 29, 37, 91, 203, 259, 293, 377, 481, 1073, 2051, 2639, 3367, 3809, 7511, 8497, 10841, 13949, 26663, 59479, 75887, 97643, 110461, 140933, 314389, 773227, 986531, 2200723, 4087057, 28609399]

約数ペア:

[(1, 28609399), (7, 4087057), (13, 2200723), (29, 986531), (37, 773227), (91, 314389), (203, 140933), (259, 110461), (293, 97643), (377, 75887), (481, 59479), (1073, 26663), (2051, 13949), (2639, 10841), (3367, 8497), (3809, 7511)]