86507181

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 127408320

約数和(自身を除く): 40901139

約数列:

[1, 3, 9, 71, 213, 331, 409, 639, 993, 1227, 2979, 3681, 23501, 29039, 70503, 87117, 135379, 211509, 261351, 406137, 1218411, 9611909, 28835727, 86507181]

約数ペア:

[(1, 86507181), (3, 28835727), (9, 9611909), (71, 1218411), (213, 406137), (331, 261351), (409, 211509), (639, 135379), (993, 87117), (1227, 70503), (2979, 29039), (3681, 23501)]