217439628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2588567}}^1$

素因数の和:2588581

約数の個数: 24

約数和(自身を含む): 579839232

約数和(自身を除く): 362399604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2588567, 5177134, 7765701, 10354268, 15531402, 18119969, 31062804, 36239938, 54359907, 72479876, 108719814, 217439628]

約数ペア:

[(1, 217439628), (2, 108719814), (3, 72479876), (4, 54359907), (6, 36239938), (7, 31062804), (12, 18119969), (14, 15531402), (21, 10354268), (28, 7765701), (42, 5177134), (84, 2588567)]