78815528

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{81421}}^1$

素因数の和:81449

約数の個数: 24

約数和(自身を含む): 162436890

約数和(自身を除く): 83621362

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 81421, 162842, 325684, 651368, 895631, 1791262, 3582524, 7165048, 9851941, 19703882, 39407764, 78815528]

約数ペア:

[(1, 78815528), (2, 39407764), (4, 19703882), (8, 9851941), (11, 7165048), (22, 3582524), (44, 1791262), (88, 895631), (121, 651368), (242, 325684), (484, 162842), (968, 81421)]