261064912

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{85427}}^1$

素因数の和:85626

約数の個数: 20

約数和(自身を含む): 508467456

約数和(自身を除く): 247402544

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 85427, 170854, 341708, 683416, 1366832, 16316557, 32633114, 65266228, 130532456, 261064912]

約数ペア:

[(1, 261064912), (2, 130532456), (4, 65266228), (8, 32633114), (16, 16316557), (191, 1366832), (382, 683416), (764, 341708), (1528, 170854), (3056, 85427)]