998680431

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{24251}}^1$

素因数の和:24351

約数の個数: 32

約数和(自身を含む): 1592483328

約数和(自身を除く): 593802897

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 777, 1113, 1961, 5883, 13727, 24251, 41181, 72753, 169757, 509271, 897287, 1285303, 2691861, 3855909, 6281009, 8997121, 18843027, 26991363, 47556211, 142668633, 332893477, 998680431]

約数ペア:

[(1, 998680431), (3, 332893477), (7, 142668633), (21, 47556211), (37, 26991363), (53, 18843027), (111, 8997121), (159, 6281009), (259, 3855909), (371, 2691861), (777, 1285303), (1113, 897287), (1961, 509271), (5883, 169757), (13727, 72753), (24251, 41181)]