989443504

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{124427}}^1$

素因数の和:124513

約数の個数: 40

約数和(自身を含む): 2221786368

約数和(自身を除く): 1232342864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 124427, 248854, 497708, 870989, 995416, 1741978, 1990832, 3483956, 6967912, 8834317, 13935824, 17668634, 35337268, 61840219, 70674536, 123680438, 141349072, 247360876, 494721752, 989443504]

約数ペア:

[(1, 989443504), (2, 494721752), (4, 247360876), (7, 141349072), (8, 123680438), (14, 70674536), (16, 61840219), (28, 35337268), (56, 17668634), (71, 13935824), (112, 8834317), (142, 6967912), (284, 3483956), (497, 1990832), (568, 1741978), (994, 995416), (1136, 870989), (1988, 497708), (3976, 248854), (7952, 124427)]