138168436

素因数分解:

$2^2\times 7^2\times {\mathrm{353}}^1\times {\mathrm{1997}}^1$

素因数の和:2368

約数の個数: 36

約数和(自身を含む): 282209508

約数和(自身を除く): 144041072

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 353, 706, 1412, 1997, 2471, 3994, 4942, 7988, 9884, 13979, 17297, 27958, 34594, 55916, 69188, 97853, 195706, 391412, 704941, 1409882, 2819764, 4934587, 9869174, 19738348, 34542109, 69084218, 138168436]

約数ペア:

[(1, 138168436), (2, 69084218), (4, 34542109), (7, 19738348), (14, 9869174), (28, 4934587), (49, 2819764), (98, 1409882), (196, 704941), (353, 391412), (706, 195706), (1412, 97853), (1997, 69188), (2471, 55916), (3994, 34594), (4942, 27958), (7988, 17297), (9884, 13979)]