2171570489945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{839}}^1\times {\mathrm{115781}}^1$

素因数の和:116905

約数の個数: 32

約数和(自身を含む): 2772988162560

約数和(自身を除く): 601417672615

約数列:

[1, 5, 17, 85, 263, 839, 1315, 4195, 4471, 14263, 22355, 71315, 115781, 220657, 578905, 1103285, 1968277, 3751169, 9841385, 18755845, 30450403, 97140259, 152252015, 485701295, 517656851, 1651384403, 2588284255, 8256922015, 25547888117, 127739440585, 434314097989, 2171570489945]

約数ペア:

[(1, 2171570489945), (5, 434314097989), (17, 127739440585), (85, 25547888117), (263, 8256922015), (839, 2588284255), (1315, 1651384403), (4195, 517656851), (4471, 485701295), (14263, 152252015), (22355, 97140259), (71315, 30450403), (115781, 18755845), (220657, 9841385), (578905, 3751169), (1103285, 1968277)]