131342212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{12433}}^1$

素因数の和:12595

約数の個数: 24

約数和(自身を含む): 243706400

約数和(自身を除く): 112364188

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 12433, 24866, 49732, 236227, 472454, 944908, 1728187, 3456374, 6912748, 32835553, 65671106, 131342212]

約数ペア:

[(1, 131342212), (2, 65671106), (4, 32835553), (19, 6912748), (38, 3456374), (76, 1728187), (139, 944908), (278, 472454), (556, 236227), (2641, 49732), (5282, 24866), (10564, 12433)]