209576556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{831653}}^1$

素因数の和:831670

約数の個数: 36

約数和(自身を含む): 605444112

約数和(自身を除く): 395867556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 831653, 1663306, 2494959, 3326612, 4989918, 5821571, 7484877, 9979836, 11643142, 14969754, 17464713, 23286284, 29939508, 34929426, 52394139, 69858852, 104788278, 209576556]

約数ペア:

[(1, 209576556), (2, 104788278), (3, 69858852), (4, 52394139), (6, 34929426), (7, 29939508), (9, 23286284), (12, 17464713), (14, 14969754), (18, 11643142), (21, 9979836), (28, 7484877), (36, 5821571), (42, 4989918), (63, 3326612), (84, 2494959), (126, 1663306), (252, 831653)]