664686

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:398

約数の個数: 40

約数和(自身を含む): 1629144

約数和(自身を除く): 964458

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 373, 594, 746, 891, 1119, 1782, 2238, 3357, 4103, 6714, 8206, 10071, 12309, 20142, 24618, 30213, 36927, 60426, 73854, 110781, 221562, 332343, 664686]

約数ペア:

[(1, 664686), (2, 332343), (3, 221562), (6, 110781), (9, 73854), (11, 60426), (18, 36927), (22, 30213), (27, 24618), (33, 20142), (54, 12309), (66, 10071), (81, 8206), (99, 6714), (162, 4103), (198, 3357), (297, 2238), (373, 1782), (594, 1119), (746, 891)]