72118328

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{243643}}^1$

素因数の和:243686

約数の個数: 16

約数和(自身を含む): 138877080

約数和(自身を除く): 66758752

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 243643, 487286, 974572, 1949144, 9014791, 18029582, 36059164, 72118328]

約数ペア:

[(1, 72118328), (2, 36059164), (4, 18029582), (8, 9014791), (37, 1949144), (74, 974572), (148, 487286), (296, 243643)]