204883587

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{16111}}^1$

素因数の和:16280

約数の個数: 20

約数和(自身を含む): 308029216

約数和(自身を除く): 103145629

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 16111, 48333, 144999, 434997, 1304991, 2529427, 7588281, 22764843, 68294529, 204883587]

約数ペア:

[(1, 204883587), (3, 68294529), (9, 22764843), (27, 7588281), (81, 2529427), (157, 1304991), (471, 434997), (1413, 144999), (4239, 48333), (12717, 16111)]