313624588

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{8419}}^1$

素因数の和:8629

約数の個数: 24

約数和(自身を含む): 561108800

約数和(自身を除く): 247484212

約数列:

[1, 2, 4, 67, 134, 139, 268, 278, 556, 8419, 9313, 16838, 18626, 33676, 37252, 564073, 1128146, 1170241, 2256292, 2340482, 4680964, 78406147, 156812294, 313624588]

約数ペア:

[(1, 313624588), (2, 156812294), (4, 78406147), (67, 4680964), (134, 2340482), (139, 2256292), (268, 1170241), (278, 1128146), (556, 564073), (8419, 37252), (9313, 33676), (16838, 18626)]