208693590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{993779}}^1$

素因数の和:993796

約数の個数: 32

約数和(自身を含む): 572417280

約数和(自身を除く): 363723690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 993779, 1987558, 2981337, 4968895, 5962674, 6956453, 9937790, 13912906, 14906685, 20869359, 29813370, 34782265, 41738718, 69564530, 104346795, 208693590]

約数ペア:

[(1, 208693590), (2, 104346795), (3, 69564530), (5, 41738718), (6, 34782265), (7, 29813370), (10, 20869359), (14, 14906685), (15, 13912906), (21, 9937790), (30, 6956453), (35, 5962674), (42, 4968895), (70, 2981337), (105, 1987558), (210, 993779)]