720199227

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{51839}}^1$

素因数の和:52274

約数の個数: 16

約数和(自身を含む): 1050071040

約数和(自身を除く): 329871813

約数列:

[1, 3, 11, 33, 421, 1263, 4631, 13893, 51839, 155517, 570229, 1710687, 21824219, 65472657, 240066409, 720199227]

約数ペア:

[(1, 720199227), (3, 240066409), (11, 65472657), (33, 21824219), (421, 1710687), (1263, 570229), (4631, 155517), (13893, 51839)]