15721091049

素因数分解:

$3^1\times {\mathrm{971}}^1\times {\mathrm{1889}}^1\times {\mathrm{2857}}^1$

素因数の和:5720

約数の個数: 16

約数和(自身を含む): 21001498560

約数和(自身を除く): 5280407511

約数列:

[1, 3, 971, 1889, 2857, 2913, 5667, 8571, 1834219, 2774147, 5396873, 5502657, 8322441, 16190619, 5240363683, 15721091049]

約数ペア:

[(1, 15721091049), (3, 5240363683), (971, 16190619), (1889, 8322441), (2857, 5502657), (2913, 5396873), (5667, 2774147), (8571, 1834219)]