887658928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{6637}}^1$

素因数の和:7301

約数の個数: 40

約数和(自身を含む): 1855294448

約数和(自身を除く): 967635520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 643, 1286, 2572, 5144, 6637, 8359, 10288, 13274, 16718, 26548, 33436, 53096, 66872, 86281, 106192, 133744, 172562, 345124, 690248, 1380496, 4267591, 8535182, 17070364, 34140728, 55478683, 68281456, 110957366, 221914732, 443829464, 887658928]

約数ペア:

[(1, 887658928), (2, 443829464), (4, 221914732), (8, 110957366), (13, 68281456), (16, 55478683), (26, 34140728), (52, 17070364), (104, 8535182), (208, 4267591), (643, 1380496), (1286, 690248), (2572, 345124), (5144, 172562), (6637, 133744), (8359, 106192), (10288, 86281), (13274, 66872), (16718, 53096), (26548, 33436)]