77681865

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4153}}^1$

素因数の和:4233

約数の個数: 32

約数和(自身を含む): 131598720

約数和(自身を除く): 53916855

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 4153, 6235, 12459, 18705, 20765, 62295, 120437, 178579, 361311, 535737, 602185, 892895, 1806555, 2678685, 5178791, 15536373, 25893955, 77681865]

約数ペア:

[(1, 77681865), (3, 25893955), (5, 15536373), (15, 5178791), (29, 2678685), (43, 1806555), (87, 892895), (129, 602185), (145, 535737), (215, 361311), (435, 178579), (645, 120437), (1247, 62295), (3741, 20765), (4153, 18705), (6235, 12459)]