87649101

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{21787}}^1$

素因数の和:21945

約数の個数: 16

約数和(自身を含む): 130728000

約数和(自身を除く): 43078899

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 21787, 65361, 196083, 588249, 3246263, 9738789, 29216367, 87649101]

約数ペア:

[(1, 87649101), (3, 29216367), (9, 9738789), (27, 3246263), (149, 588249), (447, 196083), (1341, 65361), (4023, 21787)]