81896493

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{19211}}^1$

素因数の和:19257

約数の個数: 24

約数和(自身を含む): 131410080

約数和(自身を除く): 49513587

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 19211, 57633, 134477, 403431, 557119, 941339, 1671357, 2824017, 3899833, 11699499, 27298831, 81896493]

約数ペア:

[(1, 81896493), (3, 27298831), (7, 11699499), (21, 3899833), (29, 2824017), (49, 1671357), (87, 941339), (147, 557119), (203, 403431), (609, 134477), (1421, 57633), (4263, 19211)]