340505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 459648

約数和(自身を除く): 119143

約数列:

[1, 5, 11, 41, 55, 151, 205, 451, 755, 1661, 2255, 6191, 8305, 30955, 68101, 340505]

約数ペア:

[(1, 340505), (5, 68101), (11, 30955), (41, 8305), (55, 6191), (151, 2255), (205, 1661), (451, 755)]