68686881

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{25639}}^1$

素因数の和:25708

約数の個数: 16

約数和(自身を含む): 98457600

約数和(自身を除く): 29770719

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 25639, 76917, 487141, 1205033, 1461423, 3615099, 22895627, 68686881]

約数ペア:

[(1, 68686881), (3, 22895627), (19, 3615099), (47, 1461423), (57, 1205033), (141, 487141), (893, 76917), (2679, 25639)]