42379281

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1823}}^1$

素因数の和:1883

約数の個数: 40

約数和(自身を含む): 74156544

約数和(自身を除く): 31777263

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 1823, 2583, 3321, 5469, 7749, 12761, 16407, 23247, 38283, 49221, 74743, 114849, 147663, 224229, 344547, 523201, 672687, 1033641, 1569603, 2018061, 4708809, 6054183, 14126427, 42379281]

約数ペア:

[(1, 42379281), (3, 14126427), (7, 6054183), (9, 4708809), (21, 2018061), (27, 1569603), (41, 1033641), (63, 672687), (81, 523201), (123, 344547), (189, 224229), (287, 147663), (369, 114849), (567, 74743), (861, 49221), (1107, 38283), (1823, 23247), (2583, 16407), (3321, 12761), (5469, 7749)]