68421821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3919}}^1$

素因数の和:4028

約数の個数: 16

約数和(自身を含む): 79027200

約数和(自身を除く): 10605379

約数列:

[1, 13, 17, 79, 221, 1027, 1343, 3919, 17459, 50947, 66623, 309601, 866099, 4024813, 5263217, 68421821]

約数ペア:

[(1, 68421821), (13, 5263217), (17, 4024813), (79, 866099), (221, 309601), (1027, 66623), (1343, 50947), (3919, 17459)]