217794153

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{47111}}^1$

素因数の和:47204

約数の個数: 16

約数和(自身を含む): 307547136

約数和(自身を除く): 89752983

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4623, 47111, 141333, 1083553, 3156437, 3250659, 9469311, 72598051, 217794153]

約数ペア:

[(1, 217794153), (3, 72598051), (23, 9469311), (67, 3250659), (69, 3156437), (201, 1083553), (1541, 141333), (4623, 47111)]