187777251

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{131221}}^1$

素因数の和:131283

約数の個数: 16

約数和(自身を含む): 283439520

約数和(自身を除く): 95662269

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 131221, 393663, 1180989, 3542967, 6954713, 20864139, 62592417, 187777251]

約数ペア:

[(1, 187777251), (3, 62592417), (9, 20864139), (27, 6954713), (53, 3542967), (159, 1180989), (477, 393663), (1431, 131221)]