79427257

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 103122432

約数和(自身を除く): 23695175

約数列:

[1, 7, 13, 23, 91, 137, 161, 277, 299, 959, 1781, 1939, 2093, 3151, 3601, 6371, 12467, 22057, 25207, 37949, 40963, 44597, 82823, 265643, 286741, 493337, 579761, 872827, 3453359, 6109789, 11346751, 79427257]

約数ペア:

[(1, 79427257), (7, 11346751), (13, 6109789), (23, 3453359), (91, 872827), (137, 579761), (161, 493337), (277, 286741), (299, 265643), (959, 82823), (1781, 44597), (1939, 40963), (2093, 37949), (3151, 25207), (3601, 22057), (6371, 12467)]