218976575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4057}}^1$

素因数の和:4211

約数の個数: 24

約数和(自身を含む): 289838592

約数和(自身を除く): 70862017

約数列:

[1, 5, 17, 25, 85, 127, 425, 635, 2159, 3175, 4057, 10795, 20285, 53975, 68969, 101425, 344845, 515239, 1724225, 2576195, 8759063, 12880975, 43795315, 218976575]

約数ペア:

[(1, 218976575), (5, 43795315), (17, 12880975), (25, 8759063), (85, 2576195), (127, 1724225), (425, 515239), (635, 344845), (2159, 101425), (3175, 68969), (4057, 53975), (10795, 20285)]