256534083

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{70729}}^1$

素因数の和:70779

約数の個数: 24

約数和(自身を含む): 411931520

約数和(自身を除く): 155397437

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 70729, 212187, 636561, 919477, 2192599, 2758431, 6577797, 8275293, 19733391, 28503787, 85511361, 256534083]

約数ペア:

[(1, 256534083), (3, 85511361), (9, 28503787), (13, 19733391), (31, 8275293), (39, 6577797), (93, 2758431), (117, 2192599), (279, 919477), (403, 636561), (1209, 212187), (3627, 70729)]