87734871

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2207}}^1$

素因数の和:2851

約数の個数: 24

約数和(自身を含む): 145127424

約数和(自身を除く): 57392553

約数列:

[1, 3, 7, 9, 21, 63, 631, 1893, 2207, 4417, 5679, 6621, 13251, 15449, 19863, 39753, 46347, 139041, 1392617, 4177851, 9748319, 12533553, 29244957, 87734871]

約数ペア:

[(1, 87734871), (3, 29244957), (7, 12533553), (9, 9748319), (21, 4177851), (63, 1392617), (631, 139041), (1893, 46347), (2207, 39753), (4417, 19863), (5679, 15449), (6621, 13251)]