289503549

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{2129}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 433625400

約数和(自身を除く): 144121851

約数列:

[1, 3, 9, 29, 87, 261, 521, 1563, 2129, 4689, 6387, 15109, 19161, 45327, 61741, 135981, 185223, 555669, 1109209, 3327627, 9982881, 32167061, 96501183, 289503549]

約数ペア:

[(1, 289503549), (3, 96501183), (9, 32167061), (29, 9982881), (87, 3327627), (261, 1109209), (521, 555669), (1563, 185223), (2129, 135981), (4689, 61741), (6387, 45327), (15109, 19161)]