520013187

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{147773}}^1$

素因数の和:147819

約数の個数: 24

約数和(自身を含む): 829898784

約数和(自身を除く): 309885597

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 147773, 443319, 1329957, 2512141, 3398779, 7536423, 10196337, 22609269, 30589011, 57779243, 173337729, 520013187]

約数ペア:

[(1, 520013187), (3, 173337729), (9, 57779243), (17, 30589011), (23, 22609269), (51, 10196337), (69, 7536423), (153, 3398779), (207, 2512141), (391, 1329957), (1173, 443319), (3519, 147773)]