16797781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 22917888

約数和(自身を除く): 6120107

約数列:

[1, 7, 11, 13, 77, 91, 97, 143, 173, 679, 1001, 1067, 1211, 1261, 1903, 2249, 7469, 8827, 13321, 13871, 15743, 16781, 24739, 97097, 117467, 173173, 184591, 218153, 1292137, 1527071, 2399683, 16797781]

約数ペア:

[(1, 16797781), (7, 2399683), (11, 1527071), (13, 1292137), (77, 218153), (91, 184591), (97, 173173), (143, 117467), (173, 97097), (679, 24739), (1001, 16781), (1067, 15743), (1211, 13871), (1261, 13321), (1903, 8827), (2249, 7469)]