663858716

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{1997}}^1\times {\mathrm{2027}}^1$

素因数の和:4069

約数の個数: 24

約数和(自身を含む): 1191271536

約数和(自身を除く): 527412820

約数列:

[1, 2, 4, 41, 82, 164, 1997, 2027, 3994, 4054, 7988, 8108, 81877, 83107, 163754, 166214, 327508, 332428, 4047919, 8095838, 16191676, 165964679, 331929358, 663858716]

約数ペア:

[(1, 663858716), (2, 331929358), (4, 165964679), (41, 16191676), (82, 8095838), (164, 4047919), (1997, 332428), (2027, 327508), (3994, 166214), (4054, 163754), (7988, 83107), (8108, 81877)]