40740007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31123}}^1$

素因数の和:31158

約数の個数: 16

約数和(自身を含む): 53782272

約数和(自身を除く): 13042265

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 31123, 217861, 342353, 529091, 2396471, 3703637, 5820001, 40740007]

約数ペア:

[(1, 40740007), (7, 5820001), (11, 3703637), (17, 2396471), (77, 529091), (119, 342353), (187, 217861), (1309, 31123)]