1520349891

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{68791}}^1$

素因数の和:68986

約数の個数: 16

約数和(自身を含む): 2080270080

約数和(自身を除く): 559920189

約数列:

[1, 3, 53, 139, 159, 417, 7367, 22101, 68791, 206373, 3645923, 9561949, 10937769, 28685847, 506783297, 1520349891]

約数ペア:

[(1, 1520349891), (3, 506783297), (53, 28685847), (139, 10937769), (159, 9561949), (417, 3645923), (7367, 206373), (22101, 68791)]