51710211

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2557}}^1$

素因数の和:2680

約数の個数: 32

約数和(自身を含む): 88404480

約数和(自身を除く): 36694269

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 963, 2247, 2557, 2889, 6741, 7671, 17899, 20223, 23013, 53697, 69039, 161091, 273599, 483273, 820797, 1915193, 2462391, 5745579, 7387173, 17236737, 51710211]

約数ペア:

[(1, 51710211), (3, 17236737), (7, 7387173), (9, 5745579), (21, 2462391), (27, 1915193), (63, 820797), (107, 483273), (189, 273599), (321, 161091), (749, 69039), (963, 53697), (2247, 23013), (2557, 20223), (2889, 17899), (6741, 7671)]