256754043

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:735

約数の個数: 96

約数和(自身を含む): 501935616

約数和(自身を除く): 245181573

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 81, 91, 117, 119, 153, 189, 221, 243, 273, 351, 357, 459, 567, 663, 683, 819, 1053, 1071, 1377, 1547, 1701, 1989, 2049, 2457, 3159, 3213, 4131, 4641, 4781, 5967, 6147, 7371, 8879, 9639, 11611, 13923, 14343, 17901, 18441, 22113, 26637, 28917, 34833, 41769, 43029, 53703, 55323, 62153, 79911, 81277, 104499, 125307, 129087, 150943, 165969, 186459, 239733, 243831, 313497, 375921, 387261, 452829, 559377, 719199, 731493, 940491, 1056601, 1161783, 1358487, 1678131, 2157597, 2194479, 2821473, 3169803, 4075461, 5034393, 6583437, 9509409, 12226383, 15103179, 19750311, 28528227, 36679149, 85584681, 256754043]

約数ペア:

[(1, 256754043), (3, 85584681), (7, 36679149), (9, 28528227), (13, 19750311), (17, 15103179), (21, 12226383), (27, 9509409), (39, 6583437), (51, 5034393), (63, 4075461), (81, 3169803), (91, 2821473), (117, 2194479), (119, 2157597), (153, 1678131), (189, 1358487), (221, 1161783), (243, 1056601), (273, 940491), (351, 731493), (357, 719199), (459, 559377), (567, 452829), (663, 387261), (683, 375921), (819, 313497), (1053, 243831), (1071, 239733), (1377, 186459), (1547, 165969), (1701, 150943), (1989, 129087), (2049, 125307), (2457, 104499), (3159, 81277), (3213, 79911), (4131, 62153), (4641, 55323), (4781, 53703), (5967, 43029), (6147, 41769), (7371, 34833), (8879, 28917), (9639, 26637), (11611, 22113), (13923, 18441), (14343, 17901)]