51989475

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4987}}^1$

素因数の和:5139

約数の個数: 24

約数和(自身を含む): 86591680

約数和(自身を除く): 34602205

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 4987, 10425, 14961, 24935, 74805, 124675, 374025, 693193, 2079579, 3465965, 10397895, 17329825, 51989475]

約数ペア:

[(1, 51989475), (3, 17329825), (5, 10397895), (15, 3465965), (25, 2079579), (75, 693193), (139, 374025), (417, 124675), (695, 74805), (2085, 24935), (3475, 14961), (4987, 10425)]