207954891

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1303}}^1$

素因数の和:1592

約数の個数: 32

約数和(自身を含む): 322974720

約数和(自身を除く): 115019829

約数列:

[1, 3, 9, 23, 27, 69, 207, 257, 621, 771, 1303, 2313, 3909, 5911, 6939, 11727, 17733, 29969, 35181, 53199, 89907, 159597, 269721, 334871, 809163, 1004613, 3013839, 7702033, 9041517, 23106099, 69318297, 207954891]

約数ペア:

[(1, 207954891), (3, 69318297), (9, 23106099), (23, 9041517), (27, 7702033), (69, 3013839), (207, 1004613), (257, 809163), (621, 334871), (771, 269721), (1303, 159597), (2313, 89907), (3909, 53199), (5911, 35181), (6939, 29969), (11727, 17733)]