205542315

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{797}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 389896416

約数和(自身を除く): 184354101

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 521, 797, 1563, 2391, 2605, 3985, 4689, 5731, 7173, 7815, 8767, 11955, 17193, 23445, 26301, 28655, 35865, 43835, 51579, 78903, 85965, 131505, 257895, 394515, 415237, 1245711, 2076185, 3737133, 4567607, 6228555, 13702821, 18685665, 22838035, 41108463, 68514105, 205542315]

約数ペア:

[(1, 205542315), (3, 68514105), (5, 41108463), (9, 22838035), (11, 18685665), (15, 13702821), (33, 6228555), (45, 4567607), (55, 3737133), (99, 2076185), (165, 1245711), (495, 415237), (521, 394515), (797, 257895), (1563, 131505), (2391, 85965), (2605, 78903), (3985, 51579), (4689, 43835), (5731, 35865), (7173, 28655), (7815, 26301), (8767, 23445), (11955, 17193)]