55687821

素因数分解:

$3^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{2731}}^1$

素因数の和:3712

約数の個数: 16

約数和(自身を含む): 84976128

約数和(自身を除く): 29288307

約数列:

[1, 3, 7, 21, 971, 2731, 2913, 6797, 8193, 19117, 20391, 57351, 2651801, 7955403, 18562607, 55687821]

約数ペア:

[(1, 55687821), (3, 18562607), (7, 7955403), (21, 2651801), (971, 57351), (2731, 20391), (2913, 19117), (6797, 8193)]