331355199

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{17207}}^1$

素因数の和:17355

約数の個数: 24

約数和(自身を含む): 517891968

約数和(自身を除く): 186536769

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 6419, 17207, 19257, 51621, 120449, 361347, 843143, 2254117, 2529429, 6762351, 15778819, 47336457, 110451733, 331355199]

約数ペア:

[(1, 331355199), (3, 110451733), (7, 47336457), (21, 15778819), (49, 6762351), (131, 2529429), (147, 2254117), (393, 843143), (917, 361347), (2751, 120449), (6419, 51621), (17207, 19257)]