126987273

素因数分解:

$3^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1447}}^1$

素因数の和:1666

約数の個数: 36

約数和(自身を含む): 214593600

約数和(自身を除く): 87606327

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 199, 441, 597, 1393, 1447, 1791, 4179, 4341, 9751, 10129, 12537, 13023, 29253, 30387, 70903, 87759, 91161, 212709, 287953, 638127, 863859, 2015671, 2591577, 6047013, 14109697, 18141039, 42329091, 126987273]

約数ペア:

[(1, 126987273), (3, 42329091), (7, 18141039), (9, 14109697), (21, 6047013), (49, 2591577), (63, 2015671), (147, 863859), (199, 638127), (441, 287953), (597, 212709), (1393, 91161), (1447, 87759), (1791, 70903), (4179, 30387), (4341, 29253), (9751, 13023), (10129, 12537)]