221490286

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{16453}}^1$

素因数の和:16635

約数の個数: 16

約数和(自身を含む): 341190144

約数和(自身を除く): 119699858

約数列:

[1, 2, 53, 106, 127, 254, 6731, 13462, 16453, 32906, 872009, 1744018, 2089531, 4179062, 110745143, 221490286]

約数ペア:

[(1, 221490286), (2, 110745143), (53, 4179062), (106, 2089531), (127, 1744018), (254, 872009), (6731, 32906), (13462, 16453)]