138866728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17341}}^1$

素因数の和:17378

約数の個数: 64

約数和(自身を含む): 349614720

約数和(自身を除く): 210747992

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 17341, 34682, 69364, 121387, 138728, 190751, 225433, 242774, 381502, 450866, 485548, 763004, 901732, 971096, 1335257, 1526008, 1578031, 1803464, 2479763, 2670514, 3156062, 4959526, 5341028, 6312124, 9919052, 10682056, 12624248, 17358341, 19838104, 34716682, 69433364, 138866728]

約数ペア:

[(1, 138866728), (2, 69433364), (4, 34716682), (7, 19838104), (8, 17358341), (11, 12624248), (13, 10682056), (14, 9919052), (22, 6312124), (26, 5341028), (28, 4959526), (44, 3156062), (52, 2670514), (56, 2479763), (77, 1803464), (88, 1578031), (91, 1526008), (104, 1335257), (143, 971096), (154, 901732), (182, 763004), (286, 485548), (308, 450866), (364, 381502), (572, 242774), (616, 225433), (728, 190751), (1001, 138728), (1144, 121387), (2002, 69364), (4004, 34682), (8008, 17341)]