2871990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{967}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 8363520

約数和(自身を除く): 5491530

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 967, 990, 1485, 1934, 2901, 2970, 4835, 5802, 8703, 9670, 10637, 14505, 17406, 21274, 26109, 29010, 31911, 43515, 52218, 53185, 63822, 87030, 95733, 106370, 130545, 159555, 191466, 261090, 287199, 319110, 478665, 574398, 957330, 1435995, 2871990]

約数ペア:

[(1, 2871990), (2, 1435995), (3, 957330), (5, 574398), (6, 478665), (9, 319110), (10, 287199), (11, 261090), (15, 191466), (18, 159555), (22, 130545), (27, 106370), (30, 95733), (33, 87030), (45, 63822), (54, 53185), (55, 52218), (66, 43515), (90, 31911), (99, 29010), (110, 26109), (135, 21274), (165, 17406), (198, 14505), (270, 10637), (297, 9670), (330, 8703), (495, 5802), (594, 4835), (967, 2970), (990, 2901), (1485, 1934)]