1263140781

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{12379}}^1$

素因数の和:12545

約数の個数: 32

約数和(自身を含む): 1987138560

約数和(自身を除く): 723997779

約数列:

[1, 3, 7, 21, 43, 113, 129, 301, 339, 791, 903, 2373, 4859, 12379, 14577, 34013, 37137, 86653, 102039, 259959, 532297, 1398827, 1596891, 3726079, 4196481, 9791789, 11178237, 29375367, 60149561, 180448683, 421046927, 1263140781]

約数ペア:

[(1, 1263140781), (3, 421046927), (7, 180448683), (21, 60149561), (43, 29375367), (113, 11178237), (129, 9791789), (301, 4196481), (339, 3726079), (791, 1596891), (903, 1398827), (2373, 532297), (4859, 259959), (12379, 102039), (14577, 86653), (34013, 37137)]