156980219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 180610560

約数和(自身を除く): 23630341

約数列:

[1, 11, 29, 71, 239, 319, 781, 841, 2059, 2629, 6931, 9251, 16969, 22649, 59711, 76241, 186659, 200999, 492101, 656821, 2210989, 5413111, 14270929, 156980219]

約数ペア:

[(1, 156980219), (11, 14270929), (29, 5413111), (71, 2210989), (239, 656821), (319, 492101), (781, 200999), (841, 186659), (2059, 76241), (2629, 59711), (6931, 22649), (9251, 16969)]