390087824

素因数分解:

$2^4\times 7^2\times {\mathrm{497561}}^1$

素因数の和:497583

約数の個数: 30

約数和(自身を含む): 879192054

約数和(自身を除く): 489104230

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 497561, 995122, 1990244, 3482927, 3980488, 6965854, 7960976, 13931708, 24380489, 27863416, 48760978, 55726832, 97521956, 195043912, 390087824]

約数ペア:

[(1, 390087824), (2, 195043912), (4, 97521956), (7, 55726832), (8, 48760978), (14, 27863416), (16, 24380489), (28, 13931708), (49, 7960976), (56, 6965854), (98, 3980488), (112, 3482927), (196, 1990244), (392, 995122), (784, 497561)]