128545137

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9857}}^1$

素因数の和:9899

約数の個数: 40

約数和(自身を含む): 229021056

約数和(自身を除く): 100475919

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 9857, 13041, 29571, 68999, 88713, 206997, 226711, 266139, 620991, 680133, 798417, 1586977, 1862973, 2040399, 4760931, 5588919, 6121197, 14282793, 18363591, 42848379, 128545137]

約数ペア:

[(1, 128545137), (3, 42848379), (7, 18363591), (9, 14282793), (21, 6121197), (23, 5588919), (27, 4760931), (63, 2040399), (69, 1862973), (81, 1586977), (161, 798417), (189, 680133), (207, 620991), (483, 266139), (567, 226711), (621, 206997), (1449, 88713), (1863, 68999), (4347, 29571), (9857, 13041)]