220171203

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16883}}^1$

素因数の和:16925

約数の個数: 40

約数和(自身を含む): 392249088

約数和(自身を除く): 172077885

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 16883, 50649, 118181, 151947, 354543, 388309, 455841, 1063629, 1164927, 1367523, 2718163, 3190887, 3494781, 8154489, 9572661, 10484343, 24463467, 31453029, 73390401, 220171203]

約数ペア:

[(1, 220171203), (3, 73390401), (7, 31453029), (9, 24463467), (21, 10484343), (23, 9572661), (27, 8154489), (63, 3494781), (69, 3190887), (81, 2718163), (161, 1367523), (189, 1164927), (207, 1063629), (483, 455841), (567, 388309), (621, 354543), (1449, 151947), (1863, 118181), (4347, 50649), (13041, 16883)]