201781197

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{1301}}^1$

素因数の和:2233

約数の個数: 24

約数和(自身を含む): 307376160

約数和(自身を除く): 105594963

約数列:

[1, 3, 9, 19, 57, 171, 907, 1301, 2721, 3903, 8163, 11709, 17233, 24719, 51699, 74157, 155097, 222471, 1180007, 3540021, 10620063, 22420133, 67260399, 201781197]

約数ペア:

[(1, 201781197), (3, 67260399), (9, 22420133), (19, 10620063), (57, 3540021), (171, 1180007), (907, 222471), (1301, 155097), (2721, 74157), (3903, 51699), (8163, 24719), (11709, 17233)]