1260987581

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{166643}}^1$

素因数の和:166720

約数の個数: 16

約数和(自身を含む): 1535791104

約数和(自身を除く): 274803523

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 166643, 1166501, 3832789, 7832221, 26829523, 54825547, 180141083, 1260987581]

約数ペア:

[(1, 1260987581), (7, 180141083), (23, 54825547), (47, 26829523), (161, 7832221), (329, 3832789), (1081, 1166501), (7567, 166643)]