1281261

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 1843200

約数和(自身を除く): 561939

約数列:

[1, 3, 23, 31, 69, 93, 599, 713, 1797, 2139, 13777, 18569, 41331, 55707, 427087, 1281261]

約数ペア:

[(1, 1281261), (3, 427087), (23, 55707), (31, 41331), (69, 18569), (93, 13777), (599, 2139), (713, 1797)]