987770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 2066688

約数和(自身を除く): 1078918

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 137, 206, 274, 515, 685, 721, 959, 1030, 1370, 1442, 1918, 3605, 4795, 7210, 9590, 14111, 28222, 70555, 98777, 141110, 197554, 493885, 987770]

約数ペア:

[(1, 987770), (2, 493885), (5, 197554), (7, 141110), (10, 98777), (14, 70555), (35, 28222), (70, 14111), (103, 9590), (137, 7210), (206, 4795), (274, 3605), (515, 1918), (685, 1442), (721, 1370), (959, 1030)]