17974017

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 27975168

約数和(自身を除く): 10001151

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 2801, 6417, 8403, 25209, 64423, 86831, 193269, 260493, 579807, 781479, 1997113, 5991339, 17974017]

約数ペア:

[(1, 17974017), (3, 5991339), (9, 1997113), (23, 781479), (31, 579807), (69, 260493), (93, 193269), (207, 86831), (279, 64423), (713, 25209), (2139, 8403), (2801, 6417)]