201671631

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{31079}}^1$

素因数の和:31195

約数の個数: 24

約数和(自身を含む): 336161280

約数和(自身を除く): 134489649

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 31079, 93237, 217553, 279711, 652659, 1957977, 3201137, 9603411, 22407959, 28810233, 67223877, 201671631]

約数ペア:

[(1, 201671631), (3, 67223877), (7, 28810233), (9, 22407959), (21, 9603411), (63, 3201137), (103, 1957977), (309, 652659), (721, 279711), (927, 217553), (2163, 93237), (6489, 31079)]