79292421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1657}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 123719960

約数和(自身を除く): 44427539

約数列:

[1, 3, 9, 13, 39, 117, 409, 1227, 1657, 3681, 4971, 5317, 14913, 15951, 21541, 47853, 64623, 193869, 677713, 2033139, 6099417, 8810269, 26430807, 79292421]

約数ペア:

[(1, 79292421), (3, 26430807), (9, 8810269), (13, 6099417), (39, 2033139), (117, 677713), (409, 193869), (1227, 64623), (1657, 47853), (3681, 21541), (4971, 15951), (5317, 14913)]