28123635

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 18002445

約数列:

[1, 3, 5, 15, 103, 109, 167, 309, 327, 501, 515, 545, 835, 1545, 1635, 2505, 11227, 17201, 18203, 33681, 51603, 54609, 56135, 86005, 91015, 168405, 258015, 273045, 1874909, 5624727, 9374545, 28123635]

約数ペア:

[(1, 28123635), (3, 9374545), (5, 5624727), (15, 1874909), (103, 273045), (109, 258015), (167, 168405), (309, 91015), (327, 86005), (501, 56135), (515, 54609), (545, 51603), (835, 33681), (1545, 18203), (1635, 17201), (2505, 11227)]