71312278

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{1259}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 108380160

約数和(自身を除く): 37067882

約数列:

[1, 2, 127, 223, 254, 446, 1259, 2518, 28321, 56642, 159893, 280757, 319786, 561514, 35656139, 71312278]

約数ペア:

[(1, 71312278), (2, 35656139), (127, 561514), (223, 319786), (254, 280757), (446, 159893), (1259, 56642), (2518, 28321)]