8131228

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1949}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 16380000

約数和(自身を除く): 8248772

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 1949, 2086, 3898, 4172, 7796, 13643, 27286, 54572, 290401, 580802, 1161604, 2032807, 4065614, 8131228]

約数ペア:

[(1, 8131228), (2, 4065614), (4, 2032807), (7, 1161604), (14, 580802), (28, 290401), (149, 54572), (298, 27286), (596, 13643), (1043, 7796), (1949, 4172), (2086, 3898)]