1320160442905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{9559799}}^1$

素因数の和:9560264

約数の個数: 16

約数和(自身を含む): 1610635104000

約数和(自身を除く): 290474661095

約数列:

[1, 5, 71, 355, 389, 1945, 27619, 138095, 9559799, 47798995, 678745729, 3393728645, 3718761811, 18593809055, 264032088581, 1320160442905]

約数ペア:

[(1, 1320160442905), (5, 264032088581), (71, 18593809055), (355, 3718761811), (389, 3393728645), (1945, 678745729), (27619, 47798995), (138095, 9559799)]