28282743

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 16170057

約数列:

[1, 3, 9, 27, 29, 41, 87, 123, 261, 369, 783, 881, 1107, 1189, 2643, 3567, 7929, 10701, 23787, 25549, 32103, 36121, 76647, 108363, 229941, 325089, 689823, 975267, 1047509, 3142527, 9427581, 28282743]

約数ペア:

[(1, 28282743), (3, 9427581), (9, 3142527), (27, 1047509), (29, 975267), (41, 689823), (87, 325089), (123, 229941), (261, 108363), (369, 76647), (783, 36121), (881, 32103), (1107, 25549), (1189, 23787), (2643, 10701), (3567, 7929)]