39888947

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 46835712

約数和(自身を除く): 6946765

約数列:

[1, 7, 47, 263, 329, 461, 1841, 3227, 12361, 21667, 86527, 121243, 151669, 848701, 5698421, 39888947]

約数ペア:

[(1, 39888947), (7, 5698421), (47, 848701), (263, 151669), (329, 121243), (461, 86527), (1841, 21667), (3227, 12361)]