2080990191

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{3803}}^1$

素因数の和:4251

約数の個数: 32

約数和(自身を含む): 3225305088

約数和(自身を除く): 1144314897

約数列:

[1, 3, 7, 21, 71, 213, 367, 497, 1101, 1491, 2569, 3803, 7707, 11409, 26057, 26621, 78171, 79863, 182399, 270013, 547197, 810039, 1395701, 1890091, 4187103, 5670273, 9769907, 29309721, 99094771, 297284313, 693663397, 2080990191]

約数ペア:

[(1, 2080990191), (3, 693663397), (7, 297284313), (21, 99094771), (71, 29309721), (213, 9769907), (367, 5670273), (497, 4187103), (1101, 1890091), (1491, 1395701), (2569, 810039), (3803, 547197), (7707, 270013), (11409, 182399), (26057, 79863), (26621, 78171)]