257979133539

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{3758273}}^1$

素因数の和:3758571

約数の個数: 24

約数和(自身を含む): 386951891040

約数和(自身を除く): 128972757501

約数列:

[1, 3, 9, 29, 87, 261, 263, 789, 2367, 7627, 22881, 68643, 3758273, 11274819, 33824457, 108989917, 326969751, 980909253, 988425799, 2965277397, 8895832191, 28664348171, 85993044513, 257979133539]

約数ペア:

[(1, 257979133539), (3, 85993044513), (9, 28664348171), (29, 8895832191), (87, 2965277397), (261, 988425799), (263, 980909253), (789, 326969751), (2367, 108989917), (7627, 33824457), (22881, 11274819), (68643, 3758273)]