85815261

素因数分解:

$3^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1301}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 145824000

約数和(自身を除く): 60008739

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 349, 1047, 1301, 2443, 3141, 3903, 7329, 9107, 9423, 11709, 21987, 27321, 35127, 65961, 81963, 245889, 454049, 1362147, 3178343, 4086441, 9535029, 12259323, 28605087, 85815261]

約数ペア:

[(1, 85815261), (3, 28605087), (7, 12259323), (9, 9535029), (21, 4086441), (27, 3178343), (63, 1362147), (189, 454049), (349, 245889), (1047, 81963), (1301, 65961), (2443, 35127), (3141, 27321), (3903, 21987), (7329, 11709), (9107, 9423)]