12151321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1993}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 15186304

約数和(自身を除く): 3034983

約数列:

[1, 7, 13, 67, 91, 469, 871, 1993, 6097, 13951, 25909, 133531, 181363, 934717, 1735903, 12151321]

約数ペア:

[(1, 12151321), (7, 1735903), (13, 934717), (67, 181363), (91, 133531), (469, 25909), (871, 13951), (1993, 6097)]