285405208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{3253}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 584548560

約数和(自身を除く): 299143352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 997, 1994, 3253, 3988, 6506, 7976, 10967, 13012, 21934, 26024, 35783, 43868, 71566, 87736, 143132, 286264, 3243241, 6486482, 12972964, 25945928, 35675651, 71351302, 142702604, 285405208]

約数ペア:

[(1, 285405208), (2, 142702604), (4, 71351302), (8, 35675651), (11, 25945928), (22, 12972964), (44, 6486482), (88, 3243241), (997, 286264), (1994, 143132), (3253, 87736), (3988, 71566), (6506, 43868), (7976, 35783), (10967, 26024), (13012, 21934)]