86717816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1559}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 172692000

約数和(自身を除く): 85974184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1559, 1636, 3118, 3272, 6236, 6953, 12472, 13906, 26503, 27812, 53006, 55624, 106012, 212024, 637631, 1275262, 2550524, 5101048, 10839727, 21679454, 43358908, 86717816]

約数ペア:

[(1, 86717816), (2, 43358908), (4, 21679454), (8, 10839727), (17, 5101048), (34, 2550524), (68, 1275262), (136, 637631), (409, 212024), (818, 106012), (1559, 55624), (1636, 53006), (3118, 27812), (3272, 26503), (6236, 13906), (6953, 12472)]