210858319

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{839}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 257402880

約数和(自身を除く): 46544561

約数列:

[1, 7, 23, 49, 161, 223, 839, 1127, 1561, 5129, 5873, 10927, 19297, 35903, 41111, 135079, 187097, 251321, 945553, 1309679, 4303231, 9167753, 30122617, 210858319]

約数ペア:

[(1, 210858319), (7, 30122617), (23, 9167753), (49, 4303231), (161, 1309679), (223, 945553), (839, 251321), (1127, 187097), (1561, 135079), (5129, 41111), (5873, 35903), (10927, 19297)]