388432473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 652598496

約数和(自身を除く): 264166023

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 169, 187, 221, 241, 289, 429, 507, 561, 663, 723, 867, 1859, 2431, 2651, 2873, 3133, 3179, 3757, 4097, 5577, 7293, 7953, 8619, 9399, 9537, 11271, 12291, 31603, 34463, 40729, 41327, 45067, 48841, 53261, 69649, 94809, 103389, 122187, 123981, 135201, 146523, 159783, 208947, 448019, 537251, 585871, 692393, 766139, 905437, 1344057, 1611753, 1757613, 2077179, 2298417, 2716311, 7616323, 9959807, 11770681, 22848969, 29879421, 35312043, 129477491, 388432473]

約数ペア:

[(1, 388432473), (3, 129477491), (11, 35312043), (13, 29879421), (17, 22848969), (33, 11770681), (39, 9959807), (51, 7616323), (143, 2716311), (169, 2298417), (187, 2077179), (221, 1757613), (241, 1611753), (289, 1344057), (429, 905437), (507, 766139), (561, 692393), (663, 585871), (723, 537251), (867, 448019), (1859, 208947), (2431, 159783), (2651, 146523), (2873, 135201), (3133, 123981), (3179, 122187), (3757, 103389), (4097, 94809), (5577, 69649), (7293, 53261), (7953, 48841), (8619, 45067), (9399, 41327), (9537, 40729), (11271, 34463), (12291, 31603)]