31275412

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2731}}^1$

素因数の和:3151

約数の個数: 24

約数和(自身を含む): 62726720

約数和(自身を除く): 31451308

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2731, 2863, 5462, 5726, 10924, 11452, 19117, 38234, 76468, 1116979, 2233958, 4467916, 7818853, 15637706, 31275412]

約数ペア:

[(1, 31275412), (2, 15637706), (4, 7818853), (7, 4467916), (14, 2233958), (28, 1116979), (409, 76468), (818, 38234), (1636, 19117), (2731, 11452), (2863, 10924), (5462, 5726)]