648268191441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{12621307}}^1$

素因数の和:12621765

約数の個数: 24

約数和(自身を含む): 1010714344640

約数和(自身を除く): 362446153199

約数列:

[1, 3, 9, 13, 39, 117, 439, 1317, 3951, 5707, 17121, 51363, 12621307, 37863921, 113591763, 164076991, 492230973, 1476692919, 5540753773, 16622261319, 49866783957, 72029799049, 216089397147, 648268191441]

約数ペア:

[(1, 648268191441), (3, 216089397147), (9, 72029799049), (13, 49866783957), (39, 16622261319), (117, 5540753773), (439, 1476692919), (1317, 492230973), (3951, 164076991), (5707, 113591763), (17121, 37863921), (51363, 12621307)]