28889163

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 15462837

約数列:

[1, 3, 9, 27, 43, 129, 149, 167, 387, 447, 501, 1161, 1341, 1503, 4023, 4509, 6407, 7181, 19221, 21543, 24883, 57663, 64629, 74649, 172989, 193887, 223947, 671841, 1069969, 3209907, 9629721, 28889163]

約数ペア:

[(1, 28889163), (3, 9629721), (9, 3209907), (27, 1069969), (43, 671841), (129, 223947), (149, 193887), (167, 172989), (387, 74649), (447, 64629), (501, 57663), (1161, 24883), (1341, 21543), (1503, 19221), (4023, 7181), (4509, 6407)]