520028367

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{18427}}^1$

素因数の和:18862

約数の個数: 16

約数和(自身を含む): 725326080

約数和(自身を除く): 205297713

約数列:

[1, 3, 23, 69, 409, 1227, 9407, 18427, 28221, 55281, 423821, 1271463, 7536643, 22609929, 173342789, 520028367]

約数ペア:

[(1, 520028367), (3, 173342789), (23, 22609929), (69, 7536643), (409, 1271463), (1227, 423821), (9407, 55281), (18427, 28221)]