219015879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{9397}}^1$

素因数の和:9874

約数の個数: 16

約数和(自身を含む): 309908448

約数和(自身を除く): 90892569

約数列:

[1, 3, 17, 51, 457, 1371, 7769, 9397, 23307, 28191, 159749, 479247, 4294429, 12883287, 73005293, 219015879]

約数ペア:

[(1, 219015879), (3, 73005293), (17, 12883287), (51, 4294429), (457, 479247), (1371, 159749), (7769, 28191), (9397, 23307)]