91721113

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 112176000

約数和(自身を除く): 20454887

約数列:

[1, 11, 19, 29, 37, 209, 319, 407, 409, 551, 703, 1073, 4499, 6061, 7733, 7771, 11803, 11861, 15133, 20387, 85481, 130471, 166463, 224257, 225359, 287527, 438857, 2478949, 3162797, 4827427, 8338283, 91721113]

約数ペア:

[(1, 91721113), (11, 8338283), (19, 4827427), (29, 3162797), (37, 2478949), (209, 438857), (319, 287527), (407, 225359), (409, 224257), (551, 166463), (703, 130471), (1073, 85481), (4499, 20387), (6061, 15133), (7733, 11861), (7771, 11803)]