197191765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{39877}}^1$

素因数の和:39948

約数の個数: 16

約数和(自身を含む): 252667008

約数和(自身を除く): 55475243

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 39877, 199385, 917171, 1714711, 4585855, 8573555, 39438353, 197191765]

約数ペア:

[(1, 197191765), (5, 39438353), (23, 8573555), (43, 4585855), (115, 1714711), (215, 917171), (989, 199385), (4945, 39877)]