40139211

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{26921}}^1$

素因数の和:27002

約数の個数: 16

約数和(自身を含む): 62028288

約数和(自身を除く): 21889077

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 26921, 80763, 188447, 565341, 1911391, 5734173, 13379737, 40139211]

約数ペア:

[(1, 40139211), (3, 13379737), (7, 5734173), (21, 1911391), (71, 565341), (213, 188447), (497, 80763), (1491, 26921)]