418001517

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{87797}}^1$

素因数の和:87849

約数の個数: 18

約数和(自身を含む): 631179822

約数和(自身を除く): 213178305

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 87797, 263391, 790173, 2019331, 6057993, 18173979, 46444613, 139333839, 418001517]

約数ペア:

[(1, 418001517), (3, 139333839), (9, 46444613), (23, 18173979), (69, 6057993), (207, 2019331), (529, 790173), (1587, 263391), (4761, 87797)]