28123526

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 17495674

約数列:

[1, 2, 23, 46, 71, 79, 109, 142, 158, 218, 1633, 1817, 2507, 3266, 3634, 5014, 5609, 7739, 8611, 11218, 15478, 17222, 129007, 177997, 198053, 258014, 355994, 396106, 611381, 1222762, 14061763, 28123526]

約数ペア:

[(1, 28123526), (2, 14061763), (23, 1222762), (46, 611381), (71, 396106), (79, 355994), (109, 258014), (142, 198053), (158, 177997), (218, 129007), (1633, 17222), (1817, 15478), (2507, 11218), (3266, 8611), (3634, 7739), (5014, 5609)]