642356554401

素因数分解:

$3^2\times {\mathrm{643}}^1\times {\mathrm{863}}^1\times {\mathrm{128621}}^1$

素因数の和:130133

約数の個数: 24

約数和(自身を含む): 930375403776

約数和(自身を除く): 288018849375

約数列:

[1, 3, 9, 643, 863, 1929, 2589, 5787, 7767, 128621, 385863, 554909, 1157589, 1664727, 4994181, 82703303, 110999923, 248109909, 332999769, 744329727, 998999307, 71372950489, 214118851467, 642356554401]

約数ペア:

[(1, 642356554401), (3, 214118851467), (9, 71372950489), (643, 998999307), (863, 744329727), (1929, 332999769), (2589, 248109909), (5787, 110999923), (7767, 82703303), (128621, 4994181), (385863, 1664727), (554909, 1157589)]