66628341

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 109090800

約数和(自身を除く): 42462459

約数列:

[1, 3, 9, 13, 29, 39, 73, 87, 117, 219, 261, 269, 377, 657, 807, 949, 1131, 2117, 2421, 2847, 3393, 3497, 6351, 7801, 8541, 10491, 19053, 19637, 23403, 27521, 31473, 58911, 70209, 82563, 101413, 176733, 247689, 255281, 304239, 569473, 765843, 912717, 1708419, 2297529, 5125257, 7403149, 22209447, 66628341]

約数ペア:

[(1, 66628341), (3, 22209447), (9, 7403149), (13, 5125257), (29, 2297529), (39, 1708419), (73, 912717), (87, 765843), (117, 569473), (219, 304239), (261, 255281), (269, 247689), (377, 176733), (657, 101413), (807, 82563), (949, 70209), (1131, 58911), (2117, 31473), (2421, 27521), (2847, 23403), (3393, 19637), (3497, 19053), (6351, 10491), (7801, 8541)]