505975383

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{15761}}^1$

素因数の和:15840

約数の個数: 32

約数和(自身を含む): 794404800

約数和(自身を除く): 288429417

約数列:

[1, 3, 9, 27, 29, 41, 87, 123, 261, 369, 783, 1107, 1189, 3567, 10701, 15761, 32103, 47283, 141849, 425547, 457069, 646201, 1371207, 1938603, 4113621, 5815809, 12340863, 17447427, 18739829, 56219487, 168658461, 505975383]

約数ペア:

[(1, 505975383), (3, 168658461), (9, 56219487), (27, 18739829), (29, 17447427), (41, 12340863), (87, 5815809), (123, 4113621), (261, 1938603), (369, 1371207), (783, 646201), (1107, 457069), (1189, 425547), (3567, 141849), (10701, 47283), (15761, 32103)]