217075312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{798071}}^1$

素因数の和:798096

約数の個数: 20

約数和(自身を含む): 445324176

約数和(自身を除く): 228248864

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 798071, 1596142, 3192284, 6384568, 12769136, 13567207, 27134414, 54268828, 108537656, 217075312]

約数ペア:

[(1, 217075312), (2, 108537656), (4, 54268828), (8, 27134414), (16, 13567207), (17, 12769136), (34, 6384568), (68, 3192284), (136, 1596142), (272, 798071)]