139678994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1375

約数の個数: 64

約数和(自身を含む): 280412160

約数和(自身を除く): 140733166

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 133, 182, 217, 247, 266, 403, 434, 494, 589, 806, 1178, 1303, 1729, 2606, 2821, 3458, 4123, 5642, 7657, 8246, 9121, 15314, 16939, 18242, 24757, 33878, 40393, 49514, 53599, 80786, 107198, 118573, 173299, 237146, 282751, 321841, 346598, 525109, 565502, 643682, 767467, 1050218, 1534934, 2252887, 3675763, 4505774, 5372269, 7351526, 9977071, 10744538, 19954142, 69839497, 139678994]

約数ペア:

[(1, 139678994), (2, 69839497), (7, 19954142), (13, 10744538), (14, 9977071), (19, 7351526), (26, 5372269), (31, 4505774), (38, 3675763), (62, 2252887), (91, 1534934), (133, 1050218), (182, 767467), (217, 643682), (247, 565502), (266, 525109), (403, 346598), (434, 321841), (494, 282751), (589, 237146), (806, 173299), (1178, 118573), (1303, 107198), (1729, 80786), (2606, 53599), (2821, 49514), (3458, 40393), (4123, 33878), (5642, 24757), (7657, 18242), (8246, 16939), (9121, 15314)]