221661456

素因数分解:

$2^4\times 3^1\times {\mathrm{4617947}}^1$

素因数の和:4617958

約数の個数: 20

約数和(自身を含む): 572625552

約数和(自身を除く): 350964096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4617947, 9235894, 13853841, 18471788, 27707682, 36943576, 55415364, 73887152, 110830728, 221661456]

約数ペア:

[(1, 221661456), (2, 110830728), (3, 73887152), (4, 55415364), (6, 36943576), (8, 27707682), (12, 18471788), (16, 13853841), (24, 9235894), (48, 4617947)]