71027397

素因数分解:

$3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2467}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 117555776

約数和(自身を除く): 46528379

約数列:

[1, 3, 7, 9, 21, 63, 457, 1371, 2467, 3199, 4113, 7401, 9597, 17269, 22203, 28791, 51807, 155421, 1127419, 3382257, 7891933, 10146771, 23675799, 71027397]

約数ペア:

[(1, 71027397), (3, 23675799), (7, 10146771), (9, 7891933), (21, 3382257), (63, 1127419), (457, 155421), (1371, 51807), (2467, 28791), (3199, 22203), (4113, 17269), (7401, 9597)]