83778405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 138078336

約数和(自身を除く): 54299931

約数列:

[1, 3, 5, 15, 43, 129, 193, 215, 579, 645, 673, 965, 2019, 2895, 3365, 8299, 10095, 24897, 28939, 41495, 86817, 124485, 129889, 144695, 389667, 434085, 649445, 1948335, 5585227, 16755681, 27926135, 83778405]

約数ペア:

[(1, 83778405), (3, 27926135), (5, 16755681), (15, 5585227), (43, 1948335), (129, 649445), (193, 434085), (215, 389667), (579, 144695), (645, 129889), (673, 124485), (965, 86817), (2019, 41495), (2895, 28939), (3365, 24897), (8299, 10095)]