71906379

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 102606768

約数和(自身を除く): 30700389

約数列:

[1, 3, 17, 51, 197, 289, 421, 591, 867, 1263, 3349, 7157, 10047, 21471, 56933, 82937, 121669, 170799, 248811, 365007, 1409929, 4229787, 23968793, 71906379]

約数ペア:

[(1, 71906379), (3, 23968793), (17, 4229787), (51, 1409929), (197, 365007), (289, 248811), (421, 170799), (591, 121669), (867, 82937), (1263, 56933), (3349, 21471), (7157, 10047)]