64373217

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{1613}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 87853248

約数和(自身を除く): 23480031

約数列:

[1, 3, 53, 159, 251, 753, 1613, 4839, 13303, 39909, 85489, 256467, 404863, 1214589, 21457739, 64373217]

約数ペア:

[(1, 64373217), (3, 21457739), (53, 1214589), (159, 404863), (251, 256467), (753, 85489), (1613, 39909), (4839, 13303)]