221380863

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{13337}}^1$

素因数の和:13854

約数の個数: 16

約数和(自身を含む): 322672896

約数和(自身を除く): 101292033

約数列:

[1, 3, 11, 33, 503, 1509, 5533, 13337, 16599, 40011, 146707, 440121, 6708511, 20125533, 73793621, 221380863]

約数ペア:

[(1, 221380863), (3, 73793621), (11, 20125533), (33, 6708511), (503, 440121), (1509, 146707), (5533, 40011), (13337, 16599)]