81119474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{14327}}^1$

素因数の和:14497

約数の個数: 16

約数和(自身を含む): 128952000

約数和(自身を除く): 47832526

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 14327, 28654, 272213, 544426, 2134723, 4269446, 40559737, 81119474]

約数ペア:

[(1, 81119474), (2, 40559737), (19, 4269446), (38, 2134723), (149, 544426), (298, 272213), (2831, 28654), (5662, 14327)]