68707021

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 74995200

約数和(自身を除く): 6288179

約数列:

[1, 19, 41, 89, 779, 991, 1691, 3649, 18829, 40631, 69331, 88199, 771989, 1675781, 3616159, 68707021]

約数ペア:

[(1, 68707021), (19, 3616159), (41, 1675781), (89, 771989), (779, 88199), (991, 69331), (1691, 40631), (3649, 18829)]