68978559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 104025600

約数和(自身を除く): 35047041

約数列:

[1, 3, 13, 29, 39, 71, 87, 213, 377, 859, 923, 1131, 2059, 2577, 2769, 6177, 11167, 24911, 26767, 33501, 60989, 74733, 80301, 182967, 323843, 792857, 971529, 1768681, 2378571, 5306043, 22992853, 68978559]

約数ペア:

[(1, 68978559), (3, 22992853), (13, 5306043), (29, 2378571), (39, 1768681), (71, 971529), (87, 792857), (213, 323843), (377, 182967), (859, 80301), (923, 74733), (1131, 60989), (2059, 33501), (2577, 26767), (2769, 24911), (6177, 11167)]