143278772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20760

約数の個数: 48

約数和(自身を含む): 324858240

約数和(自身を除く): 181579468

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 20717, 41434, 82868, 145019, 269321, 290038, 393623, 538642, 580076, 787246, 1077284, 1574492, 1885247, 2755361, 3770494, 5117099, 5510722, 7540988, 10234198, 11021444, 20468396, 35819693, 71639386, 143278772]

約数ペア:

[(1, 143278772), (2, 71639386), (4, 35819693), (7, 20468396), (13, 11021444), (14, 10234198), (19, 7540988), (26, 5510722), (28, 5117099), (38, 3770494), (52, 2755361), (76, 1885247), (91, 1574492), (133, 1077284), (182, 787246), (247, 580076), (266, 538642), (364, 393623), (494, 290038), (532, 269321), (988, 145019), (1729, 82868), (3458, 41434), (6916, 20717)]