17940069

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4127}}^1$

素因数の和:4166

約数の個数: 32

約数和(自身を含む): 31703040

約数和(自身を除く): 13762971

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4127, 4347, 12381, 28889, 37143, 86667, 94921, 111429, 260001, 284763, 664447, 780003, 854289, 1993341, 2562867, 5980023, 17940069]

約数ペア:

[(1, 17940069), (3, 5980023), (7, 2562867), (9, 1993341), (21, 854289), (23, 780003), (27, 664447), (63, 284763), (69, 260001), (161, 111429), (189, 94921), (207, 86667), (483, 37143), (621, 28889), (1449, 12381), (4127, 4347)]