679648

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 1362312

約数和(自身を除く): 682664

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 317, 536, 634, 1072, 1268, 2144, 2536, 5072, 10144, 21239, 42478, 84956, 169912, 339824, 679648]

約数ペア:

[(1, 679648), (2, 339824), (4, 169912), (8, 84956), (16, 42478), (32, 21239), (67, 10144), (134, 5072), (268, 2536), (317, 2144), (536, 1268), (634, 1072)]