3901821

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 7004160

約数和(自身を除く): 3102339

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 127, 133, 147, 209, 231, 381, 399, 539, 627, 889, 931, 1397, 1463, 1617, 2413, 2667, 2793, 4191, 4389, 6223, 7239, 9779, 10241, 16891, 18669, 26543, 29337, 30723, 50673, 68453, 79629, 118237, 185801, 205359, 354711, 557403, 1300607, 3901821]

約数ペア:

[(1, 3901821), (3, 1300607), (7, 557403), (11, 354711), (19, 205359), (21, 185801), (33, 118237), (49, 79629), (57, 68453), (77, 50673), (127, 30723), (133, 29337), (147, 26543), (209, 18669), (231, 16891), (381, 10241), (399, 9779), (539, 7239), (627, 6223), (889, 4389), (931, 4191), (1397, 2793), (1463, 2667), (1617, 2413)]