664105676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271729}}^1$

素因数の和:271793

約数の個数: 24

約数和(自身を含む): 1278217920

約数和(自身を除く): 614112244

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 271729, 543458, 1086916, 3532477, 7064954, 12771263, 14129908, 25542526, 51085052, 166026419, 332052838, 664105676]

約数ペア:

[(1, 664105676), (2, 332052838), (4, 166026419), (13, 51085052), (26, 25542526), (47, 14129908), (52, 12771263), (94, 7064954), (188, 3532477), (611, 1086916), (1222, 543458), (2444, 271729)]