138918124

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{1223}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 247272480

約数和(自身を除く): 108354356

約数列:

[1, 2, 4, 73, 146, 292, 389, 778, 1223, 1556, 2446, 4892, 28397, 56794, 89279, 113588, 178558, 357116, 475747, 951494, 1902988, 34729531, 69459062, 138918124]

約数ペア:

[(1, 138918124), (2, 69459062), (4, 34729531), (73, 1902988), (146, 951494), (292, 475747), (389, 357116), (778, 178558), (1223, 113588), (1556, 89279), (2446, 56794), (4892, 28397)]