1809228145

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{1109}}^1\times {\mathrm{1129}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 2310420600

約数和(自身を除く): 501192455

約数列:

[1, 5, 17, 85, 289, 1109, 1129, 1445, 5545, 5645, 18853, 19193, 94265, 95965, 320501, 326281, 1252061, 1602505, 1631405, 6260305, 21285037, 106425185, 361845629, 1809228145]

約数ペア:

[(1, 1809228145), (5, 361845629), (17, 106425185), (85, 21285037), (289, 6260305), (1109, 1631405), (1129, 1602505), (1445, 1252061), (5545, 326281), (5645, 320501), (18853, 95965), (19193, 94265)]