422739

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:336

約数の個数: 20

約数和(自身を含む): 670824

約数和(自身を除く): 248085

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 307, 459, 921, 1377, 2763, 5219, 8289, 15657, 24867, 46971, 140913, 422739]

約数ペア:

[(1, 422739), (3, 140913), (9, 46971), (17, 24867), (27, 15657), (51, 8289), (81, 5219), (153, 2763), (307, 1377), (459, 921)]