289384910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{997879}}^1$

素因数の和:997915

約数の個数: 16

約数和(自身を含む): 538855200

約数和(自身を除く): 249470290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 997879, 1995758, 4989395, 9978790, 28938491, 57876982, 144692455, 289384910]

約数ペア:

[(1, 289384910), (2, 144692455), (5, 57876982), (10, 28938491), (29, 9978790), (58, 4989395), (145, 1995758), (290, 997879)]