193861655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1987}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 267187200

約数和(自身を除く): 73325545

約数列:

[1, 5, 13, 19, 65, 79, 95, 247, 395, 1027, 1235, 1501, 1987, 5135, 7505, 9935, 19513, 25831, 37753, 97565, 129155, 156973, 188765, 490789, 784865, 2040649, 2453945, 2982487, 10203245, 14912435, 38772331, 193861655]

約数ペア:

[(1, 193861655), (5, 38772331), (13, 14912435), (19, 10203245), (65, 2982487), (79, 2453945), (95, 2040649), (247, 784865), (395, 490789), (1027, 188765), (1235, 156973), (1501, 129155), (1987, 97565), (5135, 37753), (7505, 25831), (9935, 19513)]