87199911

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{26839}}^1$

素因数の和:26883

約数の個数: 18

約数和(自身を含む): 132938520

約数和(自身を除く): 45738609

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 26839, 80517, 241551, 509941, 1529823, 4589469, 9688879, 29066637, 87199911]

約数ペア:

[(1, 87199911), (3, 29066637), (9, 9688879), (19, 4589469), (57, 1529823), (171, 509941), (361, 241551), (1083, 80517), (3249, 26839)]