218041047

素因数分解:

$3^2\times 7^1\times {\mathrm{433}}^1\times {\mathrm{7993}}^1$

素因数の和:8439

約数の個数: 24

約数和(自身を含む): 360817184

約数和(自身を除く): 142776137

約数列:

[1, 3, 7, 9, 21, 63, 433, 1299, 3031, 3897, 7993, 9093, 23979, 27279, 55951, 71937, 167853, 503559, 3460969, 10382907, 24226783, 31148721, 72680349, 218041047]

約数ペア:

[(1, 218041047), (3, 72680349), (7, 31148721), (9, 24226783), (21, 10382907), (63, 3460969), (433, 503559), (1299, 167853), (3031, 71937), (3897, 55951), (7993, 27279), (9093, 23979)]