26988073

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 32904960

約数和(自身を除く): 5916887

約数列:

[1, 7, 31, 49, 109, 163, 217, 763, 1141, 1519, 3379, 5053, 5341, 7987, 17767, 23653, 35371, 124369, 165571, 247597, 550777, 870583, 3855439, 26988073]

約数ペア:

[(1, 26988073), (7, 3855439), (31, 870583), (49, 550777), (109, 247597), (163, 165571), (217, 124369), (763, 35371), (1141, 23653), (1519, 17767), (3379, 7987), (5053, 5341)]