264637681

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25841}}^1$

素因数の和:25885

約数の個数: 24

約数和(自身を含む): 353518560

約数和(自身を除く): 88880879

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 25841, 180887, 284251, 490979, 1266209, 1989757, 3436853, 5400769, 13928299, 24057971, 37805383, 264637681]

約数ペア:

[(1, 264637681), (7, 37805383), (11, 24057971), (19, 13928299), (49, 5400769), (77, 3436853), (133, 1989757), (209, 1266209), (539, 490979), (931, 284251), (1463, 180887), (10241, 25841)]