6447357

素因数分解:

$3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 11221056

約数和(自身を除く): 4773699

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 137, 189, 249, 411, 567, 581, 747, 959, 1233, 1743, 2241, 2877, 3699, 5229, 6723, 8631, 11097, 11371, 15687, 25893, 34113, 47061, 77679, 79597, 102339, 238791, 307017, 716373, 921051, 2149119, 6447357]

約数ペア:

[(1, 6447357), (3, 2149119), (7, 921051), (9, 716373), (21, 307017), (27, 238791), (63, 102339), (81, 79597), (83, 77679), (137, 47061), (189, 34113), (249, 25893), (411, 15687), (567, 11371), (581, 11097), (747, 8631), (959, 6723), (1233, 5229), (1743, 3699), (2241, 2877)]