217345457091

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3939773}}^1$

素因数の和:3939891

約数の個数: 32

約数和(自身を含む): 344935093248

約数和(自身を除く): 127589636157

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1491, 2627, 7881, 18389, 55167, 3939773, 11819319, 27578411, 82735233, 145771601, 279723883, 437314803, 839171649, 1020401207, 1958067181, 3061203621, 5874201543, 10349783671, 31049351013, 72448485697, 217345457091]

約数ペア:

[(1, 217345457091), (3, 72448485697), (7, 31049351013), (21, 10349783671), (37, 5874201543), (71, 3061203621), (111, 1958067181), (213, 1020401207), (259, 839171649), (497, 437314803), (777, 279723883), (1491, 145771601), (2627, 82735233), (7881, 27578411), (18389, 11819319), (55167, 3939773)]