31899321

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2111}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 48761856

約数和(自身を除く): 16862535

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1679, 2111, 5037, 6333, 15111, 18999, 48553, 145659, 154103, 436977, 462309, 1386927, 3544369, 10633107, 31899321]

約数ペア:

[(1, 31899321), (3, 10633107), (9, 3544369), (23, 1386927), (69, 462309), (73, 436977), (207, 154103), (219, 145659), (657, 48553), (1679, 18999), (2111, 15111), (5037, 6333)]