76781817

素因数分解:

$3^3\times 7^1\times {\mathrm{406253}}^1$

素因数の和:406269

約数の個数: 16

約数和(自身を含む): 130001280

約数和(自身を除く): 53219463

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 406253, 1218759, 2843771, 3656277, 8531313, 10968831, 25593939, 76781817]

約数ペア:

[(1, 76781817), (3, 25593939), (7, 10968831), (9, 8531313), (21, 3656277), (27, 2843771), (63, 1218759), (189, 406253)]