128907009

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{186013}}^1$

素因数の和:186037

約数の個数: 24

約数和(自身を含む): 232145472

約数和(自身を除く): 103238463

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 186013, 558039, 1302091, 1674117, 2046143, 3906273, 6138429, 11718819, 14323001, 18415287, 42969003, 128907009]

約数ペア:

[(1, 128907009), (3, 42969003), (7, 18415287), (9, 14323001), (11, 11718819), (21, 6138429), (33, 3906273), (63, 2046143), (77, 1674117), (99, 1302091), (231, 558039), (693, 186013)]