202378743

素因数分解:

$3^4\times 7^1\times {\mathrm{356929}}^1$

素因数の和:356948

約数の個数: 20

約数和(自身を含む): 345508240

約数和(自身を除く): 143129497

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 356929, 1070787, 2498503, 3212361, 7495509, 9637083, 22486527, 28911249, 67459581, 202378743]

約数ペア:

[(1, 202378743), (3, 67459581), (7, 28911249), (9, 22486527), (21, 9637083), (27, 7495509), (63, 3212361), (81, 2498503), (189, 1070787), (567, 356929)]