209533109

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 238841856

約数和(自身を除く): 29308747

約数列:

[1, 17, 37, 43, 61, 127, 629, 731, 1037, 1591, 2159, 2257, 2623, 4699, 5461, 7747, 27047, 38369, 44591, 79883, 92837, 97051, 131699, 202057, 286639, 333121, 1649867, 3434969, 4872863, 5663057, 12325477, 209533109]

約数ペア:

[(1, 209533109), (17, 12325477), (37, 5663057), (43, 4872863), (61, 3434969), (127, 1649867), (629, 333121), (731, 286639), (1037, 202057), (1591, 131699), (2159, 97051), (2257, 92837), (2623, 79883), (4699, 44591), (5461, 38369), (7747, 27047)]