649487412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{135649}}^1$

素因数の和:135685

約数の個数: 72

約数和(自身を含む): 1975064000

約数和(自身を除く): 1325576588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 135649, 271298, 406947, 542596, 813894, 949543, 1220841, 1627788, 1899086, 2441682, 2577331, 2848629, 3798172, 4883364, 5154662, 5697258, 7731993, 8545887, 10309324, 11394516, 15463986, 17091774, 18041317, 23195979, 30927972, 34183548, 36082634, 46391958, 54123951, 72165268, 92783916, 108247902, 162371853, 216495804, 324743706, 649487412]

約数ペア:

[(1, 649487412), (2, 324743706), (3, 216495804), (4, 162371853), (6, 108247902), (7, 92783916), (9, 72165268), (12, 54123951), (14, 46391958), (18, 36082634), (19, 34183548), (21, 30927972), (28, 23195979), (36, 18041317), (38, 17091774), (42, 15463986), (57, 11394516), (63, 10309324), (76, 8545887), (84, 7731993), (114, 5697258), (126, 5154662), (133, 4883364), (171, 3798172), (228, 2848629), (252, 2577331), (266, 2441682), (342, 1899086), (399, 1627788), (532, 1220841), (684, 949543), (798, 813894), (1197, 542596), (1596, 406947), (2394, 271298), (4788, 135649)]