68381817

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{171383}}^1$

素因数の和:171412

約数の個数: 16

約数和(自身を含む): 109685760

約数和(自身を除く): 41303943

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 171383, 514149, 1199681, 3256277, 3599043, 9768831, 22793939, 68381817]

約数ペア:

[(1, 68381817), (3, 22793939), (7, 9768831), (19, 3599043), (21, 3256277), (57, 1199681), (133, 514149), (399, 171383)]