71357264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{405439}}^1$

素因数の和:405458

約数の個数: 20

約数和(自身を含む): 150823680

約数和(自身を除く): 79466416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 405439, 810878, 1621756, 3243512, 4459829, 6487024, 8919658, 17839316, 35678632, 71357264]

約数ペア:

[(1, 71357264), (2, 35678632), (4, 17839316), (8, 8919658), (11, 6487024), (16, 4459829), (22, 3243512), (44, 1621756), (88, 810878), (176, 405439)]