16900569

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 29597568

約数和(自身を除く): 12696999

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 727, 861, 1107, 2181, 2583, 3321, 5089, 6543, 7749, 15267, 19629, 23247, 29807, 45801, 58887, 89421, 137403, 208649, 268263, 412209, 625947, 804789, 1877841, 2414367, 5633523, 16900569]

約数ペア:

[(1, 16900569), (3, 5633523), (7, 2414367), (9, 1877841), (21, 804789), (27, 625947), (41, 412209), (63, 268263), (81, 208649), (123, 137403), (189, 89421), (287, 58887), (369, 45801), (567, 29807), (727, 23247), (861, 19629), (1107, 15267), (2181, 7749), (2583, 6543), (3321, 5089)]