213492069

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{28477}}^1$

素因数の和:28514

約数の個数: 36

約数和(自身を含む): 379839564

約数和(自身を除く): 166347495

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 28477, 85431, 199339, 256293, 484109, 598017, 1395373, 1452327, 1794051, 3388763, 4186119, 4356981, 10166289, 12558357, 23721341, 30498867, 71164023, 213492069]

約数ペア:

[(1, 213492069), (3, 71164023), (7, 30498867), (9, 23721341), (17, 12558357), (21, 10166289), (49, 4356981), (51, 4186119), (63, 3388763), (119, 1794051), (147, 1452327), (153, 1395373), (357, 598017), (441, 484109), (833, 256293), (1071, 199339), (2499, 85431), (7497, 28477)]