218201105

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{5639}}^1$

素因数の和:5824

約数の個数: 16

約数和(自身を含む): 268012800

約数和(自身を除く): 49811695

約数列:

[1, 5, 71, 109, 355, 545, 5639, 7739, 28195, 38695, 400369, 614651, 2001845, 3073255, 43640221, 218201105]

約数ペア:

[(1, 218201105), (5, 43640221), (71, 3073255), (109, 2001845), (355, 614651), (545, 400369), (5639, 38695), (7739, 28195)]