28173474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 72602880

約数和(自身を除く): 44429406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 126, 146, 189, 219, 378, 438, 511, 657, 1021, 1022, 1314, 1533, 1971, 2042, 3063, 3066, 3942, 4599, 6126, 7147, 9189, 9198, 13797, 14294, 18378, 21441, 27567, 27594, 42882, 55134, 64323, 74533, 128646, 149066, 192969, 223599, 385938, 447198, 521731, 670797, 1043462, 1341594, 1565193, 2012391, 3130386, 4024782, 4695579, 9391158, 14086737, 28173474]

約数ペア:

[(1, 28173474), (2, 14086737), (3, 9391158), (6, 4695579), (7, 4024782), (9, 3130386), (14, 2012391), (18, 1565193), (21, 1341594), (27, 1043462), (42, 670797), (54, 521731), (63, 447198), (73, 385938), (126, 223599), (146, 192969), (189, 149066), (219, 128646), (378, 74533), (438, 64323), (511, 55134), (657, 42882), (1021, 27594), (1022, 27567), (1314, 21441), (1533, 18378), (1971, 14294), (2042, 13797), (3063, 9198), (3066, 9189), (3942, 7147), (4599, 6126)]