331377207

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 512624640

約数和(自身を除く): 181247433

約数列:

[1, 3, 7, 21, 131, 163, 393, 489, 739, 917, 1141, 2217, 2751, 3423, 5173, 15519, 21353, 64059, 96809, 120457, 149471, 290427, 361371, 448413, 677663, 843199, 2032989, 2529597, 15779867, 47339601, 110459069, 331377207]

約数ペア:

[(1, 331377207), (3, 110459069), (7, 47339601), (21, 15779867), (131, 2529597), (163, 2032989), (393, 843199), (489, 677663), (739, 448413), (917, 361371), (1141, 290427), (2217, 149471), (2751, 120457), (3423, 96809), (5173, 64059), (15519, 21353)]