87819381

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1567}}^1$

素因数の和:2065

約数の個数: 24

約数和(自身を含む): 136980480

約数和(自身を除く): 49161099

約数列:

[1, 3, 9, 13, 39, 117, 479, 1437, 1567, 4311, 4701, 6227, 14103, 18681, 20371, 56043, 61113, 183339, 750593, 2251779, 6755337, 9757709, 29273127, 87819381]

約数ペア:

[(1, 87819381), (3, 29273127), (9, 9757709), (13, 6755337), (39, 2251779), (117, 750593), (479, 183339), (1437, 61113), (1567, 56043), (4311, 20371), (4701, 18681), (6227, 14103)]