27831363

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 20322237

約数列:

[1, 3, 7, 17, 21, 37, 43, 49, 51, 111, 119, 129, 147, 259, 301, 343, 357, 629, 731, 777, 833, 903, 1029, 1591, 1813, 1887, 2107, 2193, 2499, 4403, 4773, 5117, 5439, 5831, 6321, 11137, 12691, 13209, 14749, 15351, 17493, 27047, 30821, 33411, 35819, 38073, 44247, 77959, 81141, 92463, 107457, 189329, 215747, 233877, 250733, 545713, 567987, 647241, 752199, 1325303, 1637139, 3975909, 9277121, 27831363]

約数ペア:

[(1, 27831363), (3, 9277121), (7, 3975909), (17, 1637139), (21, 1325303), (37, 752199), (43, 647241), (49, 567987), (51, 545713), (111, 250733), (119, 233877), (129, 215747), (147, 189329), (259, 107457), (301, 92463), (343, 81141), (357, 77959), (629, 44247), (731, 38073), (777, 35819), (833, 33411), (903, 30821), (1029, 27047), (1591, 17493), (1813, 15351), (1887, 14749), (2107, 13209), (2193, 12691), (2499, 11137), (4403, 6321), (4773, 5831), (5117, 5439)]