2143295

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1243585

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 293, 385, 665, 1045, 1463, 1465, 2051, 3223, 5567, 7315, 10255, 16115, 22561, 27835, 38969, 61237, 112805, 194845, 306185, 428659, 2143295]

約数ペア:

[(1, 2143295), (5, 428659), (7, 306185), (11, 194845), (19, 112805), (35, 61237), (55, 38969), (77, 27835), (95, 22561), (133, 16115), (209, 10255), (293, 7315), (385, 5567), (665, 3223), (1045, 2051), (1463, 1465)]