1245565215

素因数分解:

$3^3\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{5039}}^1$

素因数の和:6884

約数の個数: 32

約数和(自身を含む): 2215987200

約数和(自身を除く): 970421985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1831, 5039, 5493, 9155, 15117, 16479, 25195, 27465, 45351, 49437, 75585, 82395, 136053, 226755, 247185, 680265, 9226409, 27679227, 46132045, 83037681, 138396135, 249113043, 415188405, 1245565215]

約数ペア:

[(1, 1245565215), (3, 415188405), (5, 249113043), (9, 138396135), (15, 83037681), (27, 46132045), (45, 27679227), (135, 9226409), (1831, 680265), (5039, 247185), (5493, 226755), (9155, 136053), (15117, 82395), (16479, 75585), (25195, 49437), (27465, 45351)]