205105446

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13913}}^1$

素因数の和:13947

約数の個数: 80

約数和(自身を含む): 565687584

約数和(自身を除く): 360582138

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 2106, 2457, 4914, 7371, 13913, 14742, 27826, 41739, 83478, 97391, 125217, 180869, 194782, 250434, 292173, 361738, 375651, 542607, 584346, 751302, 876519, 1085214, 1126953, 1266083, 1627821, 1753038, 2253906, 2532166, 2629557, 3255642, 3798249, 4883463, 5259114, 7596498, 7888671, 9766926, 11394747, 14650389, 15777342, 22789494, 29300778, 34184241, 68368482, 102552723, 205105446]

約数ペア:

[(1, 205105446), (2, 102552723), (3, 68368482), (6, 34184241), (7, 29300778), (9, 22789494), (13, 15777342), (14, 14650389), (18, 11394747), (21, 9766926), (26, 7888671), (27, 7596498), (39, 5259114), (42, 4883463), (54, 3798249), (63, 3255642), (78, 2629557), (81, 2532166), (91, 2253906), (117, 1753038), (126, 1627821), (162, 1266083), (182, 1126953), (189, 1085214), (234, 876519), (273, 751302), (351, 584346), (378, 542607), (546, 375651), (567, 361738), (702, 292173), (819, 250434), (1053, 194782), (1134, 180869), (1638, 125217), (2106, 97391), (2457, 83478), (4914, 41739), (7371, 27826), (13913, 14742)]