16089775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 22193024

約数和(自身を除く): 6103249

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1597, 2015, 7985, 10075, 20761, 39925, 49507, 103805, 247535, 519025, 643591, 1237675, 3217955, 16089775]

約数ペア:

[(1, 16089775), (5, 3217955), (13, 1237675), (25, 643591), (31, 519025), (65, 247535), (155, 103805), (325, 49507), (403, 39925), (775, 20761), (1597, 10075), (2015, 7985)]