2790837909

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{82231}}^1$

素因数の和:82662

約数の個数: 20

約数和(自身を含む): 4179030240

約数和(自身を除く): 1388192331

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 11313, 33939, 82231, 246693, 740079, 2220237, 6660711, 34454789, 103364367, 310093101, 930279303, 2790837909]

約数ペア:

[(1, 2790837909), (3, 930279303), (9, 310093101), (27, 103364367), (81, 34454789), (419, 6660711), (1257, 2220237), (3771, 740079), (11313, 246693), (33939, 82231)]