68940487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1759}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 86169600

約数和(自身を除く): 17229113

約数列:

[1, 7, 11, 77, 509, 1759, 3563, 5599, 12313, 19349, 39193, 135443, 895331, 6267317, 9848641, 68940487]

約数ペア:

[(1, 68940487), (7, 9848641), (11, 6267317), (77, 895331), (509, 135443), (1759, 39193), (3563, 19349), (5599, 12313)]