217872374

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{20873}}^1$

素因数の和:21199

約数の個数: 16

約数和(自身を含む): 347176368

約数和(自身を除く): 129303994

約数列:

[1, 2, 17, 34, 307, 614, 5219, 10438, 20873, 41746, 354841, 709682, 6408011, 12816022, 108936187, 217872374]

約数ペア:

[(1, 217872374), (2, 108936187), (17, 12816022), (34, 6408011), (307, 709682), (614, 354841), (5219, 41746), (10438, 20873)]