202118847

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{204781}}^1$

素因数の和:204838

約数の個数: 16

約数和(自身を含む): 314545152

約数和(自身を除く): 112426305

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 204781, 614343, 1433467, 4300401, 9624707, 28874121, 67372949, 202118847]

約数ペア:

[(1, 202118847), (3, 67372949), (7, 28874121), (21, 9624707), (47, 4300401), (141, 1433467), (329, 614343), (987, 204781)]