20131338227

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{68639}}^1$

素因数の和:68963

約数の個数: 32

約数和(自身を含む): 27122135040

約数和(自身を除く): 6990796813

約数列:

[1, 7, 11, 13, 77, 91, 143, 293, 1001, 2051, 3223, 3809, 22561, 26663, 41899, 68639, 293293, 480473, 755029, 892307, 5285203, 6246149, 9815377, 20111227, 68707639, 140778589, 221223497, 261445951, 1548564479, 1830121657, 2875905461, 20131338227]

約数ペア:

[(1, 20131338227), (7, 2875905461), (11, 1830121657), (13, 1548564479), (77, 261445951), (91, 221223497), (143, 140778589), (293, 68707639), (1001, 20111227), (2051, 9815377), (3223, 6246149), (3809, 5285203), (22561, 892307), (26663, 755029), (41899, 480473), (68639, 293293)]