1921590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 5598720

約数和(自身を除く): 3677130

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, 647, 990, 1294, 1485, 1941, 2970, 3235, 3882, 5823, 6470, 7117, 9705, 11646, 14234, 17469, 19410, 21351, 29115, 34938, 35585, 42702, 58230, 64053, 71170, 87345, 106755, 128106, 174690, 192159, 213510, 320265, 384318, 640530, 960795, 1921590]

約数ペア:

[(1, 1921590), (2, 960795), (3, 640530), (5, 384318), (6, 320265), (9, 213510), (10, 192159), (11, 174690), (15, 128106), (18, 106755), (22, 87345), (27, 71170), (30, 64053), (33, 58230), (45, 42702), (54, 35585), (55, 34938), (66, 29115), (90, 21351), (99, 19410), (110, 17469), (135, 14234), (165, 11646), (198, 9705), (270, 7117), (297, 6470), (330, 5823), (495, 3882), (594, 3235), (647, 2970), (990, 1941), (1294, 1485)]