289432868

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{277}}^1\times {\mathrm{2693}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 513767352

約数和(自身を除く): 224334484

約数列:

[1, 2, 4, 97, 194, 277, 388, 554, 1108, 2693, 5386, 10772, 26869, 53738, 107476, 261221, 522442, 745961, 1044884, 1491922, 2983844, 72358217, 144716434, 289432868]

約数ペア:

[(1, 289432868), (2, 144716434), (4, 72358217), (97, 2983844), (194, 1491922), (277, 1044884), (388, 745961), (554, 522442), (1108, 261221), (2693, 107476), (5386, 53738), (10772, 26869)]