1288821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 1871424

約数和(自身を除く): 582603

約数列:

[1, 3, 17, 37, 51, 111, 629, 683, 1887, 2049, 11611, 25271, 34833, 75813, 429607, 1288821]

約数ペア:

[(1, 1288821), (3, 429607), (17, 75813), (37, 34833), (51, 25271), (111, 11611), (629, 2049), (683, 1887)]