140180202379

素因数分解:

$7^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1\times {\mathrm{257311}}^1$

素因数の和:257890

約数の個数: 16

約数和(自身を含む): 161386086400

約数和(自身を除く): 21205884021

約数列:

[1, 7, 223, 349, 1561, 2443, 77827, 257311, 544789, 1801177, 57380353, 89801539, 401662471, 628610773, 20025743197, 140180202379]

約数ペア:

[(1, 140180202379), (7, 20025743197), (223, 628610773), (349, 401662471), (1561, 89801539), (2443, 57380353), (77827, 1801177), (257311, 544789)]