1939959

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 3361176

約数和(自身を除く): 1421217

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 83, 147, 159, 249, 371, 441, 477, 581, 747, 1113, 1743, 2597, 3339, 4067, 4399, 5229, 7791, 12201, 13197, 23373, 30793, 36603, 39591, 92379, 215551, 277137, 646653, 1939959]

約数ペア:

[(1, 1939959), (3, 646653), (7, 277137), (9, 215551), (21, 92379), (49, 39591), (53, 36603), (63, 30793), (83, 23373), (147, 13197), (159, 12201), (249, 7791), (371, 5229), (441, 4399), (477, 4067), (581, 3339), (747, 2597), (1113, 1743)]