81748887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 125917440

約数和(自身を除く): 44168553

約数列:

[1, 3, 11, 19, 33, 57, 209, 241, 541, 627, 723, 1623, 2651, 4579, 5951, 7953, 10279, 13737, 17853, 30837, 50369, 113069, 130381, 151107, 339207, 391143, 1434191, 2477239, 4302573, 7431717, 27249629, 81748887]

約数ペア:

[(1, 81748887), (3, 27249629), (11, 7431717), (19, 4302573), (33, 2477239), (57, 1434191), (209, 391143), (241, 339207), (541, 151107), (627, 130381), (723, 113069), (1623, 50369), (2651, 30837), (4579, 17853), (5951, 13737), (7953, 10279)]