138493864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{911}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 268784640

約数和(自身を除く): 130290776

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 613, 911, 1226, 1822, 2452, 3644, 4904, 7288, 19003, 28241, 38006, 56482, 76012, 112964, 152024, 225928, 558443, 1116886, 2233772, 4467544, 17311733, 34623466, 69246932, 138493864]

約数ペア:

[(1, 138493864), (2, 69246932), (4, 34623466), (8, 17311733), (31, 4467544), (62, 2233772), (124, 1116886), (248, 558443), (613, 225928), (911, 152024), (1226, 112964), (1822, 76012), (2452, 56482), (3644, 38006), (4904, 28241), (7288, 19003)]