84928221

素因数分解:

$3^2\times 7^2\times {\mathrm{192581}}^1$

素因数の和:192601

約数の個数: 18

約数和(自身を含む): 142703262

約数和(自身を除く): 57775041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 192581, 577743, 1348067, 1733229, 4044201, 9436469, 12132603, 28309407, 84928221]

約数ペア:

[(1, 84928221), (3, 28309407), (7, 12132603), (9, 9436469), (21, 4044201), (49, 1733229), (63, 1348067), (147, 577743), (441, 192581)]