71531404

素因数分解:

$2^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{9497}}^1$

素因数の和:9777

約数の個数: 24

約数和(自身を含む): 143609760

約数和(自身を除く): 72078356

約数列:

[1, 2, 4, 7, 14, 28, 269, 538, 1076, 1883, 3766, 7532, 9497, 18994, 37988, 66479, 132958, 265916, 2554693, 5109386, 10218772, 17882851, 35765702, 71531404]

約数ペア:

[(1, 71531404), (2, 35765702), (4, 17882851), (7, 10218772), (14, 5109386), (28, 2554693), (269, 265916), (538, 132958), (1076, 66479), (1883, 37988), (3766, 18994), (7532, 9497)]