686737884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{947}}^1$

素因数の和:1147

約数の個数: 96

約数和(自身を含む): 1872944640

約数和(自身を除く): 1186206756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 97, 178, 194, 267, 291, 356, 388, 534, 582, 623, 679, 947, 1068, 1164, 1246, 1358, 1869, 1894, 2037, 2492, 2716, 2841, 3738, 3788, 4074, 5682, 6629, 7476, 8148, 8633, 11364, 13258, 17266, 19887, 25899, 26516, 34532, 39774, 51798, 60431, 79548, 84283, 91859, 103596, 120862, 168566, 181293, 183718, 241724, 252849, 275577, 337132, 362586, 367436, 505698, 551154, 589981, 643013, 725172, 1011396, 1102308, 1179962, 1286026, 1769943, 1929039, 2359924, 2572052, 3539886, 3858078, 7079772, 7716156, 8175451, 16350902, 24526353, 32701804, 49052706, 57228157, 98105412, 114456314, 171684471, 228912628, 343368942, 686737884]

約数ペア:

[(1, 686737884), (2, 343368942), (3, 228912628), (4, 171684471), (6, 114456314), (7, 98105412), (12, 57228157), (14, 49052706), (21, 32701804), (28, 24526353), (42, 16350902), (84, 8175451), (89, 7716156), (97, 7079772), (178, 3858078), (194, 3539886), (267, 2572052), (291, 2359924), (356, 1929039), (388, 1769943), (534, 1286026), (582, 1179962), (623, 1102308), (679, 1011396), (947, 725172), (1068, 643013), (1164, 589981), (1246, 551154), (1358, 505698), (1869, 367436), (1894, 362586), (2037, 337132), (2492, 275577), (2716, 252849), (2841, 241724), (3738, 183718), (3788, 181293), (4074, 168566), (5682, 120862), (6629, 103596), (7476, 91859), (8148, 84283), (8633, 79548), (11364, 60431), (13258, 51798), (17266, 39774), (19887, 34532), (25899, 26516)]