212230821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{279619}}^1$

素因数の和:279656

約数の個数: 16

約数和(自身を含む): 322122240

約数和(自身を除く): 109891419

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 279619, 838857, 3075809, 6431237, 9227427, 19293711, 70743607, 212230821]

約数ペア:

[(1, 212230821), (3, 70743607), (11, 19293711), (23, 9227427), (33, 6431237), (69, 3075809), (253, 838857), (759, 279619)]