254241918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 646094592

約数和(自身を除く): 391852674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 131, 146, 211, 219, 262, 393, 422, 438, 511, 633, 657, 786, 917, 1022, 1179, 1266, 1314, 1477, 1533, 1834, 1899, 2358, 2751, 2954, 3066, 3798, 4431, 4599, 5502, 8253, 8862, 9198, 9563, 13293, 15403, 16506, 19126, 26586, 27641, 28689, 30806, 46209, 55282, 57378, 66941, 82923, 86067, 92418, 107821, 133882, 138627, 165846, 172134, 193487, 200823, 215642, 248769, 277254, 323463, 386974, 401646, 497538, 580461, 602469, 646926, 970389, 1160922, 1204938, 1741383, 1940778, 2017793, 3482766, 4035586, 6053379, 12106758, 14124551, 18160137, 28249102, 36320274, 42373653, 84747306, 127120959, 254241918]

約数ペア:

[(1, 254241918), (2, 127120959), (3, 84747306), (6, 42373653), (7, 36320274), (9, 28249102), (14, 18160137), (18, 14124551), (21, 12106758), (42, 6053379), (63, 4035586), (73, 3482766), (126, 2017793), (131, 1940778), (146, 1741383), (211, 1204938), (219, 1160922), (262, 970389), (393, 646926), (422, 602469), (438, 580461), (511, 497538), (633, 401646), (657, 386974), (786, 323463), (917, 277254), (1022, 248769), (1179, 215642), (1266, 200823), (1314, 193487), (1477, 172134), (1533, 165846), (1834, 138627), (1899, 133882), (2358, 107821), (2751, 92418), (2954, 86067), (3066, 82923), (3798, 66941), (4431, 57378), (4599, 55282), (5502, 46209), (8253, 30806), (8862, 28689), (9198, 27641), (9563, 26586), (13293, 19126), (15403, 16506)]