68321895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{267929}}^1$

素因数の和:267954

約数の個数: 16

約数和(自身を含む): 115745760

約数和(自身を除く): 47423865

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 267929, 803787, 1339645, 4018935, 4554793, 13664379, 22773965, 68321895]

約数ペア:

[(1, 68321895), (3, 22773965), (5, 13664379), (15, 4554793), (17, 4018935), (51, 1339645), (85, 803787), (255, 267929)]