81029277

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{44351}}^1$

素因数の和:44393

約数の個数: 24

約数和(自身を含む): 138378240

約数和(自身を除く): 57348963

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 44351, 133053, 310457, 399159, 931371, 1286179, 2794113, 3858537, 9003253, 11575611, 27009759, 81029277]

約数ペア:

[(1, 81029277), (3, 27009759), (7, 11575611), (9, 9003253), (21, 3858537), (29, 2794113), (63, 1286179), (87, 931371), (203, 399159), (261, 310457), (609, 133053), (1827, 44351)]