27820154

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 42797160

約数和(自身を除く): 14977006

約数列:

[1, 2, 73, 89, 146, 178, 2141, 4282, 6497, 12994, 156293, 190549, 312586, 381098, 13910077, 27820154]

約数ペア:

[(1, 27820154), (2, 13910077), (73, 381098), (89, 312586), (146, 190549), (178, 156293), (2141, 12994), (4282, 6497)]