203420079

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{147727}}^1$

素因数の和:147756

約数の個数: 20

約数和(自身を含む): 321751584

約数和(自身を除く): 118331505

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 147727, 443181, 1329543, 2511359, 3988629, 7534077, 11965887, 22602231, 67806693, 203420079]

約数ペア:

[(1, 203420079), (3, 67806693), (9, 22602231), (17, 11965887), (27, 7534077), (51, 3988629), (81, 2511359), (153, 1329543), (459, 443181), (1377, 147727)]