889041339

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{154589}}^1$

素因数の和:154672

約数の個数: 20

約数和(自身を含む): 1346788080

約数和(自身を除く): 457746741

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 154589, 463767, 1391301, 4173903, 10975819, 12521709, 32927457, 98782371, 296347113, 889041339]

約数ペア:

[(1, 889041339), (3, 296347113), (9, 98782371), (27, 32927457), (71, 12521709), (81, 10975819), (213, 4173903), (639, 1391301), (1917, 463767), (5751, 154589)]