31119777

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13999}}^1$

素因数の和:14037

約数の個数: 24

約数和(自身を含む): 50960000

約数和(自身を除く): 19840223

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 13999, 41997, 125991, 181987, 265981, 545961, 797943, 1637883, 2393829, 3457753, 10373259, 31119777]

約数ペア:

[(1, 31119777), (3, 10373259), (9, 3457753), (13, 2393829), (19, 1637883), (39, 797943), (57, 545961), (117, 265981), (171, 181987), (247, 125991), (741, 41997), (2223, 13999)]