27686379

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 44236800

約数和(自身を除く): 16550421

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 497, 599, 651, 1491, 1797, 2201, 4193, 6603, 12579, 15407, 18569, 42529, 46221, 55707, 127587, 129983, 297703, 389949, 893109, 1318399, 3955197, 9228793, 27686379]

約数ペア:

[(1, 27686379), (3, 9228793), (7, 3955197), (21, 1318399), (31, 893109), (71, 389949), (93, 297703), (213, 129983), (217, 127587), (497, 55707), (599, 46221), (651, 42529), (1491, 18569), (1797, 15407), (2201, 12579), (4193, 6603)]