291249488889

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{136544533}}^1$

素因数の和:136544621

約数の個数: 16

約数和(自身を含む): 436942508800

約数和(自身を除く): 145693019911

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 136544533, 409633599, 1228900797, 3686702391, 10787018107, 32361054321, 97083162963, 291249488889]

約数ペア:

[(1, 291249488889), (3, 97083162963), (9, 32361054321), (27, 10787018107), (79, 3686702391), (237, 1228900797), (711, 409633599), (2133, 136544533)]