28621154

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6991}}^1$

素因数の和:7105

約数の個数: 16

約数和(自身を含む): 45308160

約数和(自身を除く): 16687006

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 6991, 13982, 160793, 321586, 622199, 1244398, 14310577, 28621154]

約数ペア:

[(1, 28621154), (2, 14310577), (23, 1244398), (46, 622199), (89, 321586), (178, 160793), (2047, 13982), (4094, 6991)]