1993177539

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{506783}}^1$

素因数の和:506831

約数の個数: 24

約数和(自身を含む): 3162332160

約数和(自身を除く): 1169154621

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 506783, 1520349, 4561047, 9628877, 11656009, 28886631, 34968027, 86659893, 104904081, 221464171, 664392513, 1993177539]

約数ペア:

[(1, 1993177539), (3, 664392513), (9, 221464171), (19, 104904081), (23, 86659893), (57, 34968027), (69, 28886631), (171, 11656009), (207, 9628877), (437, 4561047), (1311, 1520349), (3933, 506783)]