287991072

素因数分解:

$2^5\times 3^3\times {\mathrm{333323}}^1$

素因数の和:333342

約数の個数: 48

約数和(自身を含む): 839976480

約数和(自身を除く): 551985408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 333323, 666646, 999969, 1333292, 1999938, 2666584, 2999907, 3999876, 5333168, 5999814, 7999752, 8999721, 10666336, 11999628, 15999504, 17999442, 23999256, 31999008, 35998884, 47998512, 71997768, 95997024, 143995536, 287991072]

約数ペア:

[(1, 287991072), (2, 143995536), (3, 95997024), (4, 71997768), (6, 47998512), (8, 35998884), (9, 31999008), (12, 23999256), (16, 17999442), (18, 15999504), (24, 11999628), (27, 10666336), (32, 8999721), (36, 7999752), (48, 5999814), (54, 5333168), (72, 3999876), (96, 2999907), (108, 2666584), (144, 1999938), (216, 1333292), (288, 999969), (432, 666646), (864, 333323)]