137776405

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1583}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 180880128

約数和(自身を除く): 43103723

約数列:

[1, 5, 13, 65, 103, 169, 515, 845, 1339, 1583, 6695, 7915, 17407, 20579, 87035, 102895, 163049, 267527, 815245, 1337635, 2119637, 10598185, 27555281, 137776405]

約数ペア:

[(1, 137776405), (5, 27555281), (13, 10598185), (65, 2119637), (103, 1337635), (169, 815245), (515, 267527), (845, 163049), (1339, 102895), (1583, 87035), (6695, 20579), (7915, 17407)]