64945559

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1361}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 78843456

約数和(自身を除く): 13897897

約数列:

[1, 7, 17, 119, 401, 1361, 2807, 6817, 9527, 23137, 47719, 161959, 545761, 3820327, 9277937, 64945559]

約数ペア:

[(1, 64945559), (7, 9277937), (17, 3820327), (119, 545761), (401, 161959), (1361, 47719), (2807, 23137), (6817, 9527)]