86720217

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{1427}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 118444032

約数和(自身を除く): 31723815

約数列:

[1, 3, 47, 141, 431, 1293, 1427, 4281, 20257, 60771, 67069, 201207, 615037, 1845111, 28906739, 86720217]

約数ペア:

[(1, 86720217), (3, 28906739), (47, 1845111), (141, 615037), (431, 201207), (1293, 67069), (1427, 60771), (4281, 20257)]