68416551

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 120766464

約数和(自身を除く): 52349913

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 127, 153, 357, 381, 503, 889, 1071, 1143, 1509, 2159, 2667, 3521, 4527, 6477, 8001, 8551, 10563, 15113, 19431, 25653, 31689, 45339, 59857, 63881, 76959, 136017, 179571, 191643, 447167, 538713, 574929, 1085977, 1341501, 3257931, 4024503, 7601839, 9773793, 22805517, 68416551]

約数ペア:

[(1, 68416551), (3, 22805517), (7, 9773793), (9, 7601839), (17, 4024503), (21, 3257931), (51, 1341501), (63, 1085977), (119, 574929), (127, 538713), (153, 447167), (357, 191643), (381, 179571), (503, 136017), (889, 76959), (1071, 63881), (1143, 59857), (1509, 45339), (2159, 31689), (2667, 25653), (3521, 19431), (4527, 15113), (6477, 10563), (8001, 8551)]