664392976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{13709}}^1$

素因数の和:13963

約数の個数: 40

約数和(自身を含む): 1392332760

約数和(自身を除く): 727939784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 233, 466, 932, 1864, 3029, 3728, 6058, 12116, 13709, 24232, 27418, 48464, 54836, 109672, 178217, 219344, 356434, 712868, 1425736, 2851472, 3194197, 6388394, 12776788, 25553576, 41524561, 51107152, 83049122, 166098244, 332196488, 664392976]

約数ペア:

[(1, 664392976), (2, 332196488), (4, 166098244), (8, 83049122), (13, 51107152), (16, 41524561), (26, 25553576), (52, 12776788), (104, 6388394), (208, 3194197), (233, 2851472), (466, 1425736), (932, 712868), (1864, 356434), (3029, 219344), (3728, 178217), (6058, 109672), (12116, 54836), (13709, 48464), (24232, 27418)]