1520361

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 2452320

約数和(自身を除く): 931959

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 523, 969, 1569, 2907, 4707, 8891, 9937, 26673, 29811, 80019, 89433, 168929, 506787, 1520361]

約数ペア:

[(1, 1520361), (3, 506787), (9, 168929), (17, 89433), (19, 80019), (51, 29811), (57, 26673), (153, 9937), (171, 8891), (323, 4707), (523, 2907), (969, 1569)]