25536771

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 43321824

約数和(自身を除く): 17785053

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 111, 117, 153, 221, 333, 347, 481, 629, 663, 1041, 1443, 1887, 1989, 3123, 4329, 4511, 5661, 5899, 8177, 12839, 13533, 17697, 24531, 38517, 40599, 53091, 73593, 76687, 115551, 166907, 218263, 230061, 500721, 654789, 690183, 1502163, 1964367, 2837419, 8512257, 25536771]

約数ペア:

[(1, 25536771), (3, 8512257), (9, 2837419), (13, 1964367), (17, 1502163), (37, 690183), (39, 654789), (51, 500721), (111, 230061), (117, 218263), (153, 166907), (221, 115551), (333, 76687), (347, 73593), (481, 53091), (629, 40599), (663, 38517), (1041, 24531), (1443, 17697), (1887, 13533), (1989, 12839), (3123, 8177), (4329, 5899), (4511, 5661)]