249616458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 128

約数和(自身を含む): 692428800

約数和(自身を除く): 442812342

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 79, 91, 117, 126, 158, 182, 189, 234, 237, 273, 351, 378, 474, 546, 553, 643, 702, 711, 819, 1027, 1106, 1286, 1422, 1638, 1659, 1929, 2054, 2133, 2457, 3081, 3318, 3858, 4266, 4501, 4914, 4977, 5787, 6162, 7189, 8359, 9002, 9243, 9954, 11574, 13503, 14378, 14931, 16718, 17361, 18486, 21567, 25077, 27006, 27729, 29862, 34722, 40509, 43134, 50154, 50797, 55458, 58513, 64701, 75231, 81018, 101594, 117026, 121527, 129402, 150462, 152391, 175539, 194103, 225693, 243054, 304782, 351078, 355579, 388206, 451386, 457173, 526617, 660361, 711158, 914346, 1053234, 1066737, 1320722, 1371519, 1579851, 1981083, 2133474, 2743038, 3159702, 3200211, 3962166, 4622527, 5943249, 6400422, 9245054, 9600633, 11886498, 13867581, 17829747, 19201266, 27735162, 35659494, 41602743, 83205486, 124808229, 249616458]

約数ペア:

[(1, 249616458), (2, 124808229), (3, 83205486), (6, 41602743), (7, 35659494), (9, 27735162), (13, 19201266), (14, 17829747), (18, 13867581), (21, 11886498), (26, 9600633), (27, 9245054), (39, 6400422), (42, 5943249), (54, 4622527), (63, 3962166), (78, 3200211), (79, 3159702), (91, 2743038), (117, 2133474), (126, 1981083), (158, 1579851), (182, 1371519), (189, 1320722), (234, 1066737), (237, 1053234), (273, 914346), (351, 711158), (378, 660361), (474, 526617), (546, 457173), (553, 451386), (643, 388206), (702, 355579), (711, 351078), (819, 304782), (1027, 243054), (1106, 225693), (1286, 194103), (1422, 175539), (1638, 152391), (1659, 150462), (1929, 129402), (2054, 121527), (2133, 117026), (2457, 101594), (3081, 81018), (3318, 75231), (3858, 64701), (4266, 58513), (4501, 55458), (4914, 50797), (4977, 50154), (5787, 43134), (6162, 40509), (7189, 34722), (8359, 29862), (9002, 27729), (9243, 27006), (9954, 25077), (11574, 21567), (13503, 18486), (14378, 17361), (14931, 16718)]