81031635

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{16829}}^1$

素因数の和:16947

約数の個数: 24

約数和(自身を含む): 141775920

約数和(自身を除く): 60744285

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 16829, 50487, 84145, 151461, 252435, 757305, 1800703, 5402109, 9003515, 16206327, 27010545, 81031635]

約数ペア:

[(1, 81031635), (3, 27010545), (5, 16206327), (9, 9003515), (15, 5402109), (45, 1800703), (107, 757305), (321, 252435), (535, 151461), (963, 84145), (1605, 50487), (4815, 16829)]