201857089

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 245120064

約数和(自身を除く): 43262975

約数列:

[1, 7, 31, 37, 217, 259, 811, 961, 1147, 5677, 6727, 8029, 25141, 30007, 35557, 175987, 210049, 248899, 779371, 930217, 5455597, 6511519, 28836727, 201857089]

約数ペア:

[(1, 201857089), (7, 28836727), (31, 6511519), (37, 5455597), (217, 930217), (259, 779371), (811, 248899), (961, 210049), (1147, 175987), (5677, 35557), (6727, 30007), (8029, 25141)]