388584518

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{1289}}^1$

素因数の和:1712

約数の個数: 32

約数和(自身を含む): 679510080

約数和(自身を除く): 290925562

約数列:

[1, 2, 7, 14, 61, 122, 353, 427, 706, 854, 1289, 2471, 2578, 4942, 9023, 18046, 21533, 43066, 78629, 150731, 157258, 301462, 455017, 550403, 910034, 1100806, 3185119, 6370238, 27756037, 55512074, 194292259, 388584518]

約数ペア:

[(1, 388584518), (2, 194292259), (7, 55512074), (14, 27756037), (61, 6370238), (122, 3185119), (353, 1100806), (427, 910034), (706, 550403), (854, 455017), (1289, 301462), (2471, 157258), (2578, 150731), (4942, 78629), (9023, 43066), (18046, 21533)]