980061201

素因数分解:

$3^4\times 7^2\times {\mathrm{246929}}^1$

素因数の和:246955

約数の個数: 30

約数和(自身を含む): 1703076210

約数和(自身を除く): 723015009

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 246929, 740787, 1728503, 2222361, 5185509, 6667083, 12099521, 15556527, 20001249, 36298563, 46669581, 108895689, 140008743, 326687067, 980061201]

約数ペア:

[(1, 980061201), (3, 326687067), (7, 140008743), (9, 108895689), (21, 46669581), (27, 36298563), (49, 20001249), (63, 15556527), (81, 12099521), (147, 6667083), (189, 5185509), (441, 2222361), (567, 1728503), (1323, 740787), (3969, 246929)]