9818945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 12659328

約数和(自身を除く): 2840383

約数列:

[1, 5, 17, 71, 85, 355, 1207, 1627, 6035, 8135, 27659, 115517, 138295, 577585, 1963789, 9818945]

約数ペア:

[(1, 9818945), (5, 1963789), (17, 577585), (71, 138295), (85, 115517), (355, 27659), (1207, 8135), (1627, 6035)]