86895417

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2447}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 141004800

約数和(自身を除く): 54109383

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 399, 623, 1691, 1869, 2447, 5073, 7341, 11837, 17129, 35511, 46493, 51387, 139479, 217783, 325451, 653349, 976353, 1524481, 4137877, 4573443, 12413631, 28965139, 86895417]

約数ペア:

[(1, 86895417), (3, 28965139), (7, 12413631), (19, 4573443), (21, 4137877), (57, 1524481), (89, 976353), (133, 653349), (267, 325451), (399, 217783), (623, 139479), (1691, 51387), (1869, 46493), (2447, 35511), (5073, 17129), (7341, 11837)]