71921278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251473}}^1$

素因数の和:251499

約数の個数: 16

約数和(自身を含む): 126742896

約数和(自身を除く): 54821618

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 251473, 502946, 2766203, 3269149, 5532406, 6538298, 35960639, 71921278]

約数ペア:

[(1, 71921278), (2, 35960639), (11, 6538298), (13, 5532406), (22, 3269149), (26, 2766203), (143, 502946), (286, 251473)]