209218506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4981393}}^1$

素因数の和:4981405

約数の個数: 16

約数和(自身を含む): 478213824

約数和(自身を除く): 268995318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4981393, 9962786, 14944179, 29888358, 34869751, 69739502, 104609253, 209218506]

約数ペア:

[(1, 209218506), (2, 104609253), (3, 69739502), (6, 34869751), (7, 29888358), (14, 14944179), (21, 9962786), (42, 4981393)]