258768686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{43403}}^1$

素因数の和:43687

約数の個数: 16

約数和(自身を含む): 425011968

約数和(自身を除く): 166243282

約数列:

[1, 2, 11, 22, 271, 542, 2981, 5962, 43403, 86806, 477433, 954866, 11762213, 23524426, 129384343, 258768686]

約数ペア:

[(1, 258768686), (2, 129384343), (11, 23524426), (22, 11762213), (271, 954866), (542, 477433), (2981, 86806), (5962, 43403)]