31300773

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 49920000

約数和(自身を除く): 18619227

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 499, 609, 721, 1497, 2163, 2987, 3493, 8961, 10479, 14471, 20909, 43413, 51397, 62727, 101297, 154191, 303891, 359779, 1079337, 1490513, 4471539, 10433591, 31300773]

約数ペア:

[(1, 31300773), (3, 10433591), (7, 4471539), (21, 1490513), (29, 1079337), (87, 359779), (103, 303891), (203, 154191), (309, 101297), (499, 62727), (609, 51397), (721, 43413), (1497, 20909), (2163, 14471), (2987, 10479), (3493, 8961)]