28195378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 17527502

約数列:

[1, 2, 23, 46, 71, 89, 97, 142, 178, 194, 1633, 2047, 2231, 3266, 4094, 4462, 6319, 6887, 8633, 12638, 13774, 17266, 145337, 158401, 198559, 290674, 316802, 397118, 612943, 1225886, 14097689, 28195378]

約数ペア:

[(1, 28195378), (2, 14097689), (23, 1225886), (46, 612943), (71, 397118), (89, 316802), (97, 290674), (142, 198559), (178, 158401), (194, 145337), (1633, 17266), (2047, 13774), (2231, 12638), (3266, 8633), (4094, 6887), (4462, 6319)]