212135

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 32

約数和(自身を含む): 345600

約数和(自身を除く): 133465

約数列:

[1, 5, 7, 11, 19, 29, 35, 55, 77, 95, 133, 145, 203, 209, 319, 385, 551, 665, 1015, 1045, 1463, 1595, 2233, 2755, 3857, 6061, 7315, 11165, 19285, 30305, 42427, 212135]

約数ペア:

[(1, 212135), (5, 42427), (7, 30305), (11, 19285), (19, 11165), (29, 7315), (35, 6061), (55, 3857), (77, 2755), (95, 2233), (133, 1595), (145, 1463), (203, 1045), (209, 1015), (319, 665), (385, 551)]