289041764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{67723}}^1$

素因数の和:67835

約数の個数: 24

約数和(自身を含む): 557503968

約数和(自身を除く): 268462204

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 67723, 135446, 270892, 744953, 1489906, 2979812, 6569131, 13138262, 26276524, 72260441, 144520882, 289041764]

約数ペア:

[(1, 289041764), (2, 144520882), (4, 72260441), (11, 26276524), (22, 13138262), (44, 6569131), (97, 2979812), (194, 1489906), (388, 744953), (1067, 270892), (2134, 135446), (4268, 67723)]