27786415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 37604736

約数和(自身を除く): 9818321

約数列:

[1, 5, 17, 23, 61, 85, 115, 233, 305, 391, 1037, 1165, 1403, 1955, 3961, 5185, 5359, 7015, 14213, 19805, 23851, 26795, 71065, 91103, 119255, 241621, 326899, 455515, 1208105, 1634495, 5557283, 27786415]

約数ペア:

[(1, 27786415), (5, 5557283), (17, 1634495), (23, 1208105), (61, 455515), (85, 326899), (115, 241621), (233, 119255), (305, 91103), (391, 71065), (1037, 26795), (1165, 23851), (1403, 19805), (1955, 14213), (3961, 7015), (5185, 5359)]