81795417

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 123932160

約数和(自身を除く): 42136743

約数列:

[1, 3, 11, 33, 43, 59, 129, 177, 473, 649, 977, 1419, 1947, 2537, 2931, 7611, 10747, 27907, 32241, 42011, 57643, 83721, 126033, 172929, 462121, 634073, 1386363, 1902219, 2478649, 7435947, 27265139, 81795417]

約数ペア:

[(1, 81795417), (3, 27265139), (11, 7435947), (33, 2478649), (43, 1902219), (59, 1386363), (129, 634073), (177, 462121), (473, 172929), (649, 126033), (977, 83721), (1419, 57643), (1947, 42011), (2537, 32241), (2931, 27907), (7611, 10747)]