2591121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 3902080

約数和(自身を除く): 1310959

約数列:

[1, 3, 13, 29, 39, 79, 87, 237, 377, 841, 1027, 1131, 2291, 2523, 3081, 6873, 10933, 29783, 32799, 66439, 89349, 199317, 863707, 2591121]

約数ペア:

[(1, 2591121), (3, 863707), (13, 199317), (29, 89349), (39, 66439), (79, 32799), (87, 29783), (237, 10933), (377, 6873), (841, 3081), (1027, 2523), (1131, 2291)]