201993579

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{62171}}^1$

素因数の和:62215

約数の個数: 18

約数和(自身を含む): 307937916

約数和(自身を除く): 105944337

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 62171, 186513, 559539, 1181249, 3543747, 10631241, 22443731, 67331193, 201993579]

約数ペア:

[(1, 201993579), (3, 67331193), (9, 22443731), (19, 10631241), (57, 3543747), (171, 1181249), (361, 559539), (1083, 186513), (3249, 62171)]