1640609871

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{684443}}^1$

素因数の和:684510

約数の個数: 16

約数和(自身を含む): 2365438464

約数和(自身を除く): 724828593

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 684443, 2053329, 11635531, 32168821, 34906593, 96506463, 546869957, 1640609871]

約数ペア:

[(1, 1640609871), (3, 546869957), (17, 96506463), (47, 34906593), (51, 32168821), (141, 11635531), (799, 2053329), (2397, 684443)]