2000972155

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{13873}}^1$

素因数の和:14215

約数の個数: 32

約数和(自身を含む): 2964818304

約数和(自身を除く): 963846149

約数列:

[1, 5, 7, 13, 35, 65, 91, 317, 455, 1585, 2219, 4121, 11095, 13873, 20605, 28847, 69365, 97111, 144235, 180349, 485555, 901745, 1262443, 4397741, 6312215, 21988705, 30784187, 57170633, 153920935, 285853165, 400194431, 2000972155]

約数ペア:

[(1, 2000972155), (5, 400194431), (7, 285853165), (13, 153920935), (35, 57170633), (65, 30784187), (91, 21988705), (317, 6312215), (455, 4397741), (1585, 1262443), (2219, 901745), (4121, 485555), (11095, 180349), (13873, 144235), (20605, 97111), (28847, 69365)]