217235759

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{38239}}^1$

素因数の和:38294

約数の個数: 16

約数和(自身を含む): 256972800

約数和(自身を除く): 39737041

約数列:

[1, 13, 19, 23, 247, 299, 437, 5681, 38239, 497107, 726541, 879497, 9445033, 11433461, 16710443, 217235759]

約数ペア:

[(1, 217235759), (13, 16710443), (19, 11433461), (23, 9445033), (247, 879497), (299, 726541), (437, 497107), (5681, 38239)]