66995677

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3049}}^1$

素因数の和:3172

約数の個数: 16

約数和(自身を含む): 79446400

約数和(自身を除く): 12450723

約数列:

[1, 7, 43, 73, 301, 511, 3049, 3139, 21343, 21973, 131107, 222577, 917749, 1558039, 9570811, 66995677]

約数ペア:

[(1, 66995677), (7, 9570811), (43, 1558039), (73, 917749), (301, 222577), (511, 131107), (3049, 21973), (3139, 21343)]