28026243

素因数分解:

$3^4\times 7^1\times {\mathrm{49429}}^1$

素因数の和:49448

約数の個数: 20

約数和(自身を含む): 47848240

約数和(自身を除く): 19821997

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 49429, 148287, 346003, 444861, 1038009, 1334583, 3114027, 4003749, 9342081, 28026243]

約数ペア:

[(1, 28026243), (3, 9342081), (7, 4003749), (9, 3114027), (21, 1334583), (27, 1038009), (63, 444861), (81, 346003), (189, 148287), (567, 49429)]