205505895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{21991}}^1$

素因数の和:22095

約数の個数: 32

約数和(自身を含む): 380021760

約数和(自身を除く): 174515865

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 3115, 9345, 21991, 65973, 109955, 153937, 329865, 461811, 769685, 1957199, 2309055, 5871597, 9785995, 13700393, 29357985, 41101179, 68501965, 205505895]

約数ペア:

[(1, 205505895), (3, 68501965), (5, 41101179), (7, 29357985), (15, 13700393), (21, 9785995), (35, 5871597), (89, 2309055), (105, 1957199), (267, 769685), (445, 461811), (623, 329865), (1335, 153937), (1869, 109955), (3115, 65973), (9345, 21991)]