1780432173

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{63671}}^1$

素因数の和:63929

約数の個数: 24

約数和(自身を含む): 2781192960

約数和(自身を除く): 1000760787

約数列:

[1, 3, 9, 13, 39, 117, 239, 717, 2151, 3107, 9321, 27963, 63671, 191013, 573039, 827723, 2483169, 7449507, 15217369, 45652107, 136956321, 197825797, 593477391, 1780432173]

約数ペア:

[(1, 1780432173), (3, 593477391), (9, 197825797), (13, 136956321), (39, 45652107), (117, 15217369), (239, 7449507), (717, 2483169), (2151, 827723), (3107, 573039), (9321, 191013), (27963, 63671)]