208315281

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{5623}}^1$

素因数の和:5912

約数の個数: 16

約数和(自身を含む): 284259456

約数和(自身を除く): 75944175

約数列:

[1, 3, 53, 159, 233, 699, 5623, 12349, 16869, 37047, 298019, 894057, 1310159, 3930477, 69438427, 208315281]

約数ペア:

[(1, 208315281), (3, 69438427), (53, 3930477), (159, 1310159), (233, 894057), (699, 298019), (5623, 37047), (12349, 16869)]