2109969

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 3334240

約数和(自身を除く): 1224271

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 457, 513, 1371, 1539, 4113, 4617, 8683, 12339, 26049, 37017, 78147, 111051, 234441, 703323, 2109969]

約数ペア:

[(1, 2109969), (3, 703323), (9, 234441), (19, 111051), (27, 78147), (57, 37017), (81, 26049), (171, 12339), (243, 8683), (457, 4617), (513, 4113), (1371, 1539)]