209916369

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{17419}}^1$

素因数の和:17541

約数の個数: 24

約数和(自身を含む): 329725760

約数和(自身を除く): 119809391

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 4017, 12051, 17419, 52257, 156771, 226447, 679341, 1794157, 2038023, 5382471, 16147413, 23324041, 69972123, 209916369]

約数ペア:

[(1, 209916369), (3, 69972123), (9, 23324041), (13, 16147413), (39, 5382471), (103, 2038023), (117, 1794157), (309, 679341), (927, 226447), (1339, 156771), (4017, 52257), (12051, 17419)]