268804557

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{43987}}^1$

素因数の和:44097

約数の個数: 24

約数和(自身を含む): 448325696

約数和(自身を除く): 179521139

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 6111, 43987, 131961, 307909, 395883, 923727, 2771181, 4266739, 12800217, 29867173, 38400651, 89601519, 268804557]

約数ペア:

[(1, 268804557), (3, 89601519), (7, 38400651), (9, 29867173), (21, 12800217), (63, 4266739), (97, 2771181), (291, 923727), (679, 395883), (873, 307909), (2037, 131961), (6111, 43987)]