213390117

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{1657}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 316843800

約数和(自身を除く): 103453683

約数列:

[1, 3, 9, 41, 123, 349, 369, 1047, 1657, 3141, 4971, 14309, 14913, 42927, 67937, 128781, 203811, 578293, 611433, 1734879, 5204637, 23710013, 71130039, 213390117]

約数ペア:

[(1, 213390117), (3, 71130039), (9, 23710013), (41, 5204637), (123, 1734879), (349, 611433), (369, 578293), (1047, 203811), (1657, 128781), (3141, 67937), (4971, 42927), (14309, 14913)]