27439778891

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1574917}}^1$

素因数の和:1575074

約数の個数: 16

約数和(自身を含む): 33262268160

約数和(自身を除く): 5822489269

約数列:

[1, 7, 19, 131, 133, 917, 2489, 17423, 1574917, 11024419, 29923423, 206314127, 209463961, 1444198889, 3919968413, 27439778891]

約数ペア:

[(1, 27439778891), (7, 3919968413), (19, 1444198889), (131, 209463961), (133, 206314127), (917, 29923423), (2489, 11024419), (17423, 1574917)]