71870305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 99144864

約数和(自身を除く): 27274559

約数列:

[1, 5, 13, 17, 65, 85, 193, 221, 337, 965, 1105, 1685, 2509, 3281, 4381, 5729, 12545, 16405, 21905, 28645, 42653, 65041, 74477, 213265, 325205, 372385, 845533, 1105697, 4227665, 5528485, 14374061, 71870305]

約数ペア:

[(1, 71870305), (5, 14374061), (13, 5528485), (17, 4227665), (65, 1105697), (85, 845533), (193, 372385), (221, 325205), (337, 213265), (965, 74477), (1105, 65041), (1685, 42653), (2509, 28645), (3281, 21905), (4381, 16405), (5729, 12545)]